Timeline of Zemurian history

This is a timeline of Zemurian history, comprising important legal, territorial and cultural changes and political events in the continent of Zemuria.This timeline is largely based on the timeline from Wikipedia(JP) Please note that the following timeline features information from all media, including games, comics and drama CDs that have not been localized.
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== Comparative timeline ==
Septian Calendar 	Septian Calendar 	Setting 	Setting
Liberl Kingdom 	Liberl Kingdom 	Liberl Kingdom 	Liberl Kingdom
S.1202 	March 	Prologue: "A Father's Love, A New Beginning" 	
S.1202 	June 	Chapter 1: "Disappearance of the Linde" 	
S.1202 	September 	Final Chapter: "Turmoil in the Royal City" 	
S.1202 	December 	Prologue: "A Maiden's Resolve" 	
S.1203 	January 	Chapter 4: "The Mist Demon's Target" 	
S.1203 	February 	Chapter 7: "The Tetracyclic Towers" 	
S.1203 	March 	Finale: "Trails in the Sky" 	
S.1203 	November 	Prologue: "The Gralsritter"Finale: "The Future We Dream Of" 	
Crossbell State/ Erebonian Empire	Crossbell State/ Erebonian Empire	Crossbell State/ Erebonian Empire 	Crossbell State/ Erebonian Empire
S.1204 	January 	 	
S.1204 	February 	 	
S.1204 	March 	 	
S.1204 	April 	 	
S.1204 	May 	(until June) 	
S.1204 	June 	 	
S.1204 	July 	 	
S.1204 	August 	 	
S.1204 	September 	
 (until October) 	
S.1204 	October 	 	
S.1204 	November 	(until December) 	
S.1204 	December 	 	
S.1205 	March 	Trails of Cold Steel: Northern WarEpisode 2: "Gathers the Unpleasant Darkness" 	
 	November 	Episode 11: "The Divine Knight Arrives at the Gray" 	
Erebonian Empire 	Erebonian Empire 	Erebonian Empire 	Erebonian Empire
S.1206 	April 	 	
S.1206 	May 	 	
S.1206 	June 	 	
S.1206 	July 	 	
S.1206 	August 	 	
S.1206 	September 	 	
S.1207 	February 	Trails into ReveriePrologue: "Operation: Liberate Crossbell" 	
S.1207 	March 	Lloyd's Route Act I: "Signing Ceremony"Rean's Route Act I: "As the Snow Thaws"???'s Route Act I: "Evening of Encounters"Lloyd's Route Act II: "Lost Heroes"C's Route Act II: "Slinking in the Shadow"Rean's Route Act II: "Vermillion Muck and Mire"Lloyd's Route Act III: "Illusions Shattered"C's Route Act III: "Light in the Dark"Rean's Route Act III: "Cruel Blue Sky"Lloyd's Route Act IV: "Will, Tempered by Dusk"C's Route Act IV: "ElysiumRean's Route Act IV: "Zeroth Hour"Finale: "Hope in Reverie"	
Republic of Calvard 	Republic of Calvard 	Republic of Calvard 	Republic of Calvard
S.1208 	August 	Trails through DaybreakPrologue: "Spriggan of Downtown" 	
S.1208 	September 	Chapter 1: "A Little Flame's Depature"Chapter 2: "The Prodigy of Langport" 	
S.1208 	October 	Chapter 3: "Tharbad Rhapsody"Chapter 4: "Protocol of Disaster" 	
S.1208 	November 	Intermission: "Longlai Mysteries"Chapter 5: "White Night Carnival" 	
S.1208 	December 	Finale: "For Your Return Someday" 	
S.1209 	February 	Kuro no Kiseki II: Crimson SinPrologue: "き咆哮"Act 1: "北の港の" 	
S.1209 	March 	Act 2: "煌都ふたたび～黒～"Intermission "ネメス島～もう一つの祝祭日～"Act 3: "もろびとこぞりて" 	
S.1209 	April 	Finale: "そしてめぐり、めぐる" 	
==Pre-Septian Calendar==
*Creation of the world now known as Zemuria. Its inhabitants have the innate ability to cast magic.
**At one point, the ability to cast magic wanes and humanity starts to rely on technology to cast.
*Aidios passes down seven Sept-Terrion to humanity, branching it into seven factions, each in pursue of another ideal.
==Great Collapse==
Great Collapse occurs, destroying the ancient Zemurian civilisation.
*Aureole, Sept-Terrion of Space, is sealed away by Celeste von Auslese's Seal Mechanism alongside the floating city Liber Ark.
*Demiourgos, Sept-Terrion of Mirage, erases itself from existence. For the next 1200 years, a family of alchemists dedicates itself to creating a re-production of the Demiourgos.
*Ark Rouge, Sept-Terrion of Fire, and Lost Zem, Sept-Terrion of Earth, granted the wishes of their followers until they engaged into a battle that ends in mutual defeat. The collision led to the birth of 'Steel' (the Great One), which could not be sealed and therefore was split into seven parts, each part stored in a Divine Knight.
==Dark Ages==
S.1 (est.) 
*The Septian Church, worshippers of the Goddess in the Sky, Aidios, dispatch missionaries from Arteria.
*Celeste von Auslese settles on the shore of Valleria Lake
*Kin of Fire and Kin of Earth reconcile, and Adjudicator Arnor, who is affiliated with neither, establishes Heimdallr in the land of Erebos (now Erebonia).
**Holy Beast Roselia and the Kin of Fire elder fuse in order to deal with the calamity.
*Adjudicator Arnor activates AZOTH. Hereafter, AZOTH watches over causality in Zemuria centred around Erebonia and will be passed down as Black Records in the House of Arnor.
S.81
*The Heimdallr Cathedral is built in Heimdallr. The city becomes known as the imperial capital.
S.82
*On the southeastern shore of Valleria Lake a Septian Church cathedral (Grancel Cathedral) is built.
S.300 (est.)
*Liberl Kingdom is established.
*Dark Dragon Zoro-Agruga appears and occupies Heimdallr. Emperor Astorius II and citizens flee to Saint-Arkh where they establish a new capital.
**Hexen Clan and Gnomes help citizens escape from Heimdallr, during which Hexen Clan elder Roselia dies.
**Astraia uses her artifact to help citizens escape from Heimdallr, becomes known as the henceforth.
**The majority of the curse of the Great One, from which Dark Dragon Zoro-Agruga was born, is absorbed by the Holy Beast of the Sept-Terrion of Earth, turning it into the Nameless One and is sealed away in the Primal Ground copy underneath the Heimdallr Cathedral and is translocated to an area northwest of Heimdallr.
S.300-S.400
*The Stargazer's Tower is built by the alchemists in Crossbell.
*First Roselia's familiar inherits her master's mission and part of her memories, becoming the Second Roselia.
S.371
*Emperor Hector I awakens Testa-Rossa, defeats Dark Dragon Zoro-Agruga and recaptures Heimdallr, with the assistance of the Hexen Clan and Gnomes. Spurts of blood from Dark Dragon Zoro-Agruga (miasma) kill Hector I and curse the Testa-Rossa, which is then sealed away.
**Gnomes help seal the cursed Testa-Rossa underground and then permanently separate themselves from the Hexen Clan.
**The present-day Heimdallr was build over the ruins of the abandoned old city and became known as the Vermillion City. During this time, construction on the Valflame Palace started.
S.371 - S.500
*Turbulent period of feuds between powerful families, employing the Azure, Palatinate, Ashen, Argent, and Auric knights.
S.500-S.600
*Inhabitants of Bryonia Island leave the island.
*Documents from this time period reference Valar Mansion, which would eventually become Hotel Valar in the Sankt District of Heimdallr, the oldest hotel in the Empire.
S.500 (est.)
*The Septian Church, devoted to Goddess of the Sky, Aidios, appeared. Its new system of order ended the Dark Ages.
S.527
*The Magic Golem Ol-Gadia was created in a workshop of the mages serving an influential family in the north of Erebonia.
==Middle Ages==
S.600-S.700 
*Erebonia developed shipbuilding technology to gather resources from sea.
*Ordis Cathedral is built in Ordis as part of a development plan.
S.700 (est.)
*The homunculus made by the Crois family is entrusted to the D∴G cult.
S.880 (est.)
*Baby Ragnard is born.
S.900-S.1000
*Liberl assumes its current (time of the series) territorial shape.
*The Crois family starts banking (IBC).
*Erebonia starts using weaving machines and water wheels.
S.900
*Pictures of Aidios and ritual items of Septian Church assume current form.
*In Liberl the handicraft industry came into practice.
S.942
*At Lohengrin Castle, Roselia guides Lianne Sandlot through the trial to become the Awakener of Argreion, the Argent Knight.
S.946
*Third Imperial Prince Dreichels moves to Nord Highlands.
S.947
*Emperor Valius V dies and Crown Prince Manfred is assassinated.
**Fourth Imperial Prince Orthros seizes power in a military coup.
**Second Prince Albert, Fifth Prince Gunnar, and Sixth Prince Lucius declare war. (Start of the War of the Lions)
S.949
*Fall: Prince Dreichels learns of the War of the Lions and starts raising an army.
S.950
*Roland Vander dies.
*Dreichels Reise Arnor meets Lianne Sandlot in Legram.
S.952
*Near Trista, Roselia guides Dreichels Reise Arnor through the trial to become the Awakener of Valimar, the Ashen Knight.
*7/1: Prince Dreichels and Eisenritter commander Lianne Sandlot infiltrate the Infernal Castle in Heimdallr.
*7/4: Prince Dreichels seals away the Vermillion Apocalypse and Infernal Castle. (End of the War of the Lions) 
**Lianne Sandlot dies, succumbing to mortal wounds of the final battle. With her death, the line of Count Sandlot ended.
**Valimar is put to rest.
**Dreichels becomes the 73rd emperor of Erebonia.
**Emperor Dreichels Reise Arnor reads Black Records, learns the identity of the voice that bothers him.
**Emperor Dreichels Reise Arnor builds the foundation of a modern state through the introduction of new legal, economics and cultural systems.
S.953
*Lianne Sandlot revives as an Immortal in the Hexen Clan village Eryn. Lianne then starts wandering the world outside Erebonia and entrusts Legram to her Eisenritter second-in-command, Sion Arseid.
S.954 (est.)
*Heimdallr Opera House opens its doors.
S.970-S.980
*Emperor Dreichels establishes Thors Military Academy in Trista.During the bonfire scene in the Finale of , Claire Rieveldt tells Rean Schwarzer he will be part of Thors Military Academy's "221st [graduating class]". Assuming that one graduating class corresponds with one Septian Calendar year would put the first graduating class enrolling in S.984.
S.994 
*Lianne Sandlot visits the late Dreichels Reise Arnor and learns about Ishmelga.
S.1000 (est.)
*The Vampire Murders take place in Heimdallr.
*Hexen Clan and Septian Church reconcile.
*Sachsen Iron Mine enters operation.
*Ordis shopping mall Riviera Court opens its doors.
*Heimdallr Racecourse is established.
S.1075
*The Liberlian Royal Family, the Septian Church, and the City of Rolent erect a clock tower.
S.1100 (est.)
*In Calvard democratic revolutionaries overthrow the royal government and re-establish the country as republic.
**During the chaos, Yin assassinates officials in quick succession.
**Social change and modernization form the foundation for Calvard's strengthening geopolitical position.
*Imperial Chronicle in Heimdallr is established.
*North Ambria build a prison in Standza for serious offenders. Northern War game 
S.1104
*Department Store Plaza Biforst in Heimdallr was founded.
S.1134
*Full-scale war between Erebonia and Calvard.
*Crossbell is established as an autonomous state.
*Revache is established.Tio Plato says that Revache's history goes back to Crossbell's foundation "around 1130".
S.1144
*In Crossbell City, the Crossbell City Library designed by architect J. Kendall is completed.
*In Crossbell City, Hotel Millennium opens.
==Post-Orbal Revolution==
S.1150 (est.)
*C. Epstein invents orbal technology.While every game in the series describes the invention of the orbal technology as approximately 50 years prior, the exact year remains unclear.
*The Bracer Guild is founded.Exact year unknown. In S.1202, it is regarded as "[r]oughly fifty years ago" and "about the same time as the Orbal Revolution", putting the foundation of the Bracer Guild at approximately S.1150.
S.1151
*Dreichels Reise Arnor is reincarnated, reborn as Giliath Osborne.
S.1153
*The Strega Corporation is founded. 
S.1154
*C. Epstein passes away.
S.1155
*The Epstein Foundation is founded in Leman.
*To introduce orbal technology, Albert Russell returns to Liberl, G. Schmidt returns to Erebonia, and L. Hamilton visits remote places.
S.1156
*Beyond Overlord Mera Cu Baldugh Ruang is transported from the Beyond to Zemuria, assumes human form through unintended fusion.
S.1157
*The Zeiss Clockmaker's Union and Albert Russell form the Zeiss Engineering Factory.
S.1158
*The Reinford Factory and G. Schmidt start the development of orbal vehicles.
S.1160
*Freight railroad connects Roer and the Sachsen Iron Mine.
*The Zeiss Engineering Factory receives a grant from King Edgar III.
**Albert Russell is promoted to Factory Chief.
S.1162
*Queen Alicia II assumes the throne after the death of King Edgar III.
*Construction of the first orbal-driven clock tower in the City of Zeiss is completed.
S.1164
*Construction of the Langland Bridge in the City of Ruan is completed.
*Giliath Osborne loses his parents in an avalanche and is adopted into the Schwarzer Barony.
S.1165
*Passenger railroad connecting Heimdallr and Roer begins operations.
S.1168
*First orbal-powered airship, the Calatrava, takes flight.
*In April, Giliath Osborne enrolls at Thors Military Academy.
S.1173
*The Zeiss Engineering Factory is renamed to Zeiss Central Factory.
**The Zeiss Central Factory starts supply of technology to Reinford Group and Verne Company.
S.1174
*Crossbell Times building is built.
*Skirmish between Erebonia and Calvard.
S.1175 (est.)
*Eugent III meets Ariel Lenheim at Thors Military Academy.
S.1175
*Liberl Orbalship Corporation is established by Saul John Holden.
**Transit commuter airship Linde is commissioned.
*Heimdallr-Roer railword expands into nexus through connecting Ordis, Bareahard and Saint-Arkh.
S.1177
*Transit commuter airship Cecilia is commissioned.
*Friday, April 1: Olivert Reise Arnor is born. He grows up in Alster with his mother Ariel Lenheim and is assigned Mueller Vander as his guardian.
*Rufus Albarea is born as the son of Helmut Albarea's wife and his younger brother. He deports his brother and raises Rufus like his own son.
S.1178
*Gralsritter start making use of the Merkabah.
*Saturday, July 1: The Salt Pale lays waste to North Ambria. (North Ambrian Disaster).
**Prince Balmund immediately seeks refuge in Remiferia.
**Trade in northwest Zemuria collapses as a result.
*Monday, July 3, early dawn: The salinification process by the Salt Pale stopped.
**Afternoon: The remains of the Salt Pale are found and recovered by the Gralsritter.**
*The Septian Church dispatches personnel to mend mental and physical wounds and take orphans, including Georg Weissmann, into gospel facilities.
*Factory airship Leibnitz is completed.
S.1179
*North Ambrians rebel against their regime. Prince Balmund is overthrown and the Principality collapses.
*North Ambria is re-established as a democratic state following elections. The North Ambrian Army reforms itself as a jaeger corps, known as the Northern Jaegers.
S.1180
*The Zeiss Central Factory is moved to its current site.
*Georg Weissmann joins the Septian Church.
S.1182
*Albert Russell resigns as factory chief and is succeeded by Murdock.
*Yun Ka-fai trains Cassius Bright in the arts of the Eight Leaves One Blade school.
*Ragnard returns to its slumber.In Chapter 5: "That Which One Must Protect" of , Ragnard says it has been "[t]wenty years, ere I took to my slumber".
S.1184
*Transcontinental Railroad begins operations.
*The first phase of Crossbell City's urban development plan is completed.
**Construction of the Crossbell Station and Arc en Ciel are completed.
S.1185-S.1190
*Albert von Bartholomeus, Joachim Guenter, and Professor Seiland study together at Medical University of Remiferia.
S.1185
*Enormous bell excavated from Sun Fort is moved to Central Square in Crossbell City.
*The Zeiss Central Factory expands with Natural Science and Medical Research divisions.
*Georg Weissmen joins the Congression for the Sacrements. 
*Friday, December 20: Joshua Astray is born.
S.1186
*Giliath Osborne meets Kasia, whom he later marries.
*08/07: Estelle Bright is born.
S.1187
*May: Rean (later Rean Schwarzer) is born.
** Ishmelga's voice echoes almost inaudibly through Giliath Osborne's head.
**Lianne Sandlot finds the reincarnation of Dreichels Reise Arnor in Giliath Osborne. Having confirmed he lives a happy live as husband and father, she decides to accept the Grandmaster's invitation while on the lookout for Ishmelga.
*Passenger ship Eterna sinks in Calvard waters.
**Crown Prince Judis von Auslese and his wife pass away in the accident.
S.1188
*Sara Valestein joins the juvenile squad of the Northern Jaegers.
S.1189
*Henry MacDowell assumes office as mayor of Crossbell City.
*Airliner from Crossbell to North Ambria crashes in a mountainous area in Nord Highlands, killing all passengers. Among the passengers are both parents of Lloyd Bannings, wife and son of Ian Grimwood, and both parents of Towa Herschel.
*Kevin Graham enters the Aster House in Emerose City.
*A certain noble family hires jaegers to assassinate Ariel and Olivier Lenheim. Ariel is killed, but Mueller Vander manages to get Olivier to safety.
**The emperor of Erebonia dies and Eugent Reise Arnor III becomes the 87th emperor.
**During his enthronement, Eugent Reise Arnor III publicly declares Olivert Reise Arnor as his son and has him transferred into the Valflame Palace.
**Priscilla, attendant at the Karel Imperial Villa, becomes the empress of Eugent Reise Arnor III.
S.1190
*Zeiss Central Factory and Epstein Foundation publicly announce their joint venture, the Orbal Network.
*The Harvey Troupe visits Liberl and Scherazard Harvey becomes an acquaintance of the Bright family.From S.1202, it was "12 years ago".
*Princess of Remiferia dies.
*Georg Weissmann is promoted to bishop of the Septian Church.
*Roselia uses secret technique to grant her two favourite pupils familiars in the form of Grianos and Celine. By doing so, her own body reverts to that of a child.
S.1191 
*Sara Valestein joins the main squad of the Northern Jaegers.
*Randy Orlando joins Red Constellation for actual combat.
S.1192
*April: Jaegers raid Giliath Osborne's house on the outskirts of Heimdallr, killing his wife Kasia in the process. Osborne disappears with his son Rean.
**Giliath Osborne sacrifices mind and body to Ishmelga in order to save the dying Rean, after which Osborne's heart is transferred to Rean. From this point onward, Osborne is an Immortal.
**Rean is taken in by Teo Schwarzer.
*04/23: Hamel, an Erebonian town near the southern border with Liberl is destroyed and its inhabitants are indiscriminately killed. (Hamel Tragedy) 
**Karin Astray dies. Leonhardt and Joshua Astray escape and are temporarily taken in by the Imperial Army.
**Johan (Ash Carbide) is taken to Raquel by merchant Miguel, where he then starts living.
*Sunday, April 26: Erebonia declares war on Liberl. (Start of the Hundred Days War)
**At the same time as the war declaration, the 13rd Armored Division fired at the Haken Gate in Liberl.
*May: The Imperial Army of Erebonia has occupied all regions of Liberl except for Grancel and the Leiston Fortress, and confiscated Zeiss Central Factory.
** Ravennue Village is swallowed by the flames of war, killing six people including Mischa Crosner.
*June: Albert Russell completes development of armoured patrol ships in Leiston Fortress.
**Cassius Bright of the Royal Army plans and directs a successful counteroffensive, severing the Imperial Army's supply lines.
*Giliath Osborne returns to the Imperial Army of Erebonia and is introduced to Eugent Reise Arnor III by General Vandyck to investigate the Hamel Tragedy. Having investigated the Hamel Tragedy, Giliath Osborne secretly negotiates a ceasefire with Queen Alicia II.
* Bombardment by the Imperial Army of Erebonia destroys the Rolent Clocktower, killing Lena Bright who protected her daughter Estelle.
* August: Erebonia surrenders and proposes a ceasefire to Liberl. (End of the Hundred Days War)
*After the Hundred Days War, all members of the pro-war faction that instigated the Hamel Tragedy were put on court-martial and executed. Hamel was erased from Erebonia's map.
*Lechter Arundel meets Giliath Osborne.
*November: Crossbell News Service journalist Marcel Nielsen is awarded the Fulitzer Prize for his account of the Hundred Days War.
*Leonhardt grants Georg Weissmann custody over Joshua Astray and joins Ouroboros.
*Giliath Osborne retires from the Imperial Army of Erebonia.
* In Liberl, Bracer Guild branches are opened outside City of Grancel.
*Josef (father of Maya) quits the Imperial Army of Erebonia.
S.1193
*Liberl and Erebonia enter a peace treaty mediated by the Septian Church. Erebonia issues official apology.
*Cassius Bright retires from the Royal Army of Liberl and joins the Bracer Guild.
* April: Olivert Reise Arnor and Mueller Vander enroll at Thors Military Academy.
*Giliath Osborne assumes office as chancellor of Erebonia. He is promoted to count in the process.
*Lechter Arundel starts working as junior staff member at the newly established Intelligence Division.
* Dan Russell retires from the Bracer Guild, becomes an engineer.
* Bleublanc is arrested for falsifying his personal history but manages to escape from prison.
S.1194
*Jaeger corps Arngarmr accepts the request of Duke Helmut Albarea to threaten Giliath Osborne, but he saw through them plans and had the entire corps assassinated, leaving Vulcan as the only survivor.
**Days later, Giliath Osborne met with Rufus Albarea, who had devised the incident, and Rufus became the first Ironblood.
*IBC becomes the largest holder of assets in Zemuria and relocates its main building.
*City-State Jurai accepts Erebonia's proposal to get connected to its railroad network.
*Ozma Seeker is killed in the line of duty.
*Sheryll Sky is abducted by the D∴G cult in Crossbell.
*Fie is found by Rutger Claussell.
*Harvey Troupe is dissolved.
*Battle between Arianrhod and (previous) Yin.
*Ouroboros destroys Order of the Moonlight Horse.As a result, Kreuger of the Severing Chains joins Ouroboros.
*Joshua Astray begins operations as a member of Ouroboros.
S.1195
*March: Olivert Reise Arnor graduates from Thors Military Academy and publicly renounces his claim to the imperial throne.
**Cedric Reise Arnor officially becomes crown prince.
*Olivert Reise Arnor receives martial arts and tactics training from Zechs Vander until this year.
*City-State Jurai railway is bombed.
**Giliath Osborne visits Jurai and proposes a merger.
*Georg Weissmann is branded a heretic by and excommunicated from the Septian Church.
*Tio Plato is abducted by the D∴G cult.
*Victor S. Arseid accepts Aurelia Le Guin as his student.
*Claire Rieveldt's parents and her brother, Emil, are killed in a car accident. Survivor Claire Rieveldt discovers her ability of "enhanced cognition".
*Claire Rieveldt meets Giliath Osborne.
*Isola Millstein battles Black Alberich (Franz Lugman's predecessor) and both die.
S.1196
*Claire Rieveldt's uncle is sentenced to death.
**Rieveldt Company's office moves from Parm to Heimdallr.
**Claire Rieveldt transfers the management rights of the Rieveldt Company to the current President Morgan.
**Michael Rieveldt assumes his mother's name, Irving. 
*In Calvard, Renny Hayworth is abducted by the D∴G cult.
*Franz Reinford submits a pocket watch alongside plans for all Panzer Soldats as his graduation project at RIT.
*Enforcer Kreuger visits Franz Reinford to gather the materials requested by Anguis F. Novartis witnesses Franz awakening as Black Alberich and believed to have killed him. Kreuger herself is mortally wounded.
**Irina Reinford saves Kreuger, offers her a job as a maid and starts calling her 'Sharon'.
*Rean Schwarzer's ogre power manifests.
*Elie MacDowell's parents file for a divorce.
* Ein Selnate is dispatched from a cathedral in Erebonia to resolve a robbery in a department store.
*Jusis Albarea's biological mother passes away and Duke Helmut Albarea assumes custody over him.
*Alfred de Cayenne and his wife die in an accident at sea in Erebonia. Afred's brother, Croire de Cayenne, inherits the position of Duke Cayenne successor.
*Vita Clotilde leaves the Hexen Clan's village to become a "wandering witch".
*Aurelia Le Guin masters the Arseid school.
*Olivert Reise Arnor and bracers discover the Sonorous Seashell in a certain ruin.
*Arms dealer attacks a place in mideast Zemuria with the military ships before driven off by Zephyr, which happened to be in the vicinity. Leonidas pledges loyalty to Rutger Claussell to express his gratitude of saving his home.
*Xeno fails to assassinate Rutger Claussell. Rutger annihilates organisation that sent Xeno and Xeno joins Zephyr.
*Marconi assumes office as Revache's fifth boss. Starts collaboration with jaeger corps Zephyr commanding officer Garcia Rossi.
*Jurai merges with Erebonia.
*Giliath Osborne (Dreichels Reise Arnor) and Arianrhod (Lianne Sandlot) reunite.
S.1197
*Completion of the Capel at Zeiss Central Factory.
*Crow Armbrust leaves Jurai after his grandfather, its last mayor, died.
*Under the Grandmaster, Vita Clotilde absconds from the Hexen Clan village.
*Taito Master Ryuga Rouran dies after a match with disciple Walter. After the fight, Walter eloped and joined Ouroboros.
* Renne is released from the D∴G Cult Lodge, Paradise, by Ouroboros
*Joshua Astray fails the assassination of Cassius Bright.
*Grandmaster gives Leonhardt Kernviter and McBurn Angbar.
*The Rolent Clocktower is rebuilt.
*Joshua Astray is adopted into the Bright family.
*Wazy Hemisphere has his Stigma manifested. Afterwards, he is appointed Dominion No. 9 among the Gralsritter. 
*Kevin Graham is appointed as Squire among the Gralsritter.
*Rean Schwarzer starts Eight Leaves One Blade training under Yun Ka-fai.
*In Erebonia, musician Liana Craig dies.
*Angelica Rogner travels alongside Kilika Rouran and is taught Taito.
*In Crossbell, Harold Hayworth turns over a new leaf as merchant.
*Saul John Holden dies.
* The Bracer Guild destroys jaeger corps in Liberl in a singular campaign.
*Aina Holden returns to City of Grancel in Liberl for inheritance procedures.
**Scherazard Harvey is promoted to full bracer after resolving Aina Holden's request.
S.1198
*D∴G cult lodges throughout Zemuria are attacked by a collaboration of the Bracer Guild, local armies and police offices, under supreme commander of bracer Cassius Bright. Results in total extermination of the cult. (D∴G Cult Extermination)
**Guy Bannings rescues Tio Plato from the Altair Lodge.
** Cassius Bright is promoted to S-rank bracer.In Moon Door 3 of , which takes place in S.1197, it is confirmed that Cassius Bright is already heading to Calvard, but is not confirmed that he is there for the D∴G Cult Extermination, which took place in S.1198.
*Gospel facility Aster House is attacked by jaegers. During the incident, Rufina Argent is killed in the line of duty.
**Kevin Graham has his Stigma manifested. Afterwards, he is appointed Dominion No. 5 among the Gralsritter.
*Saturday, August 22: Battle between the Northern Jaegers contracted by a noble family and Nidhoggr contracted by a corporation near Aragon, Erebonia.
**During this battle, Colonel Valestein is killed and survivor Sara Valestein becomes acquainted with Beatrix, Neithardt, and Mueller Vander.
*Sara Valestein retires from the Northern Jaegers and joins the Bracer Guild.
*Elsa Regnitz dies.
*Arianrhod notices Duvalie, who later trains under Arianrhod and becomes her retainer.
*Diana moves to Milsante, establishes general store.
S.1199
*Installation of the Orbal Network in Crossbell.
*Zeiss Central Factory starts development of the Arseille.
*Claire Rieveldt enrolls at Thors Military Academy.
*Musse Egret enrolls in the primary school at St. Astraia Girls' School.
*On Central Square in Crossbell City, a transport truck explodes, killing Saya MacLaine.
*Arios MacLaine retires from the Crossbell Police Department and joins the Bracer Guild. With his leave, Team Sergei is disbanded.
**Sergei Lou is transferred to the Crossbell Police Academy.
**Guy Bannings is transferred to the First Investigative Division.
*Sergei Lou and Sonya Baelz file for divorce.
*Reigning Prince of Remiferia is poisoned and dies.
*Attempted bioterrorist attack in Remiferia.
*Collaboration between Arios MacLaine, the Bracer Guild, and the Remiferian Army leads to the destruction of the jaeger corps Nidhoggr regiment Rechter Arm, culprit behind the attempted bioterrorist attack.
**Albert von Bartholomeus is enthroned as Prince of Remiferia.
*Gwyn Reinford is succeeded by his daughter Irina Reinford as the chairman of Reinford Group.
*Two railway guns are deployed at the Garrelia Fortress on Erebonia's easternmost border.
*Capua Barony loses their territory and assets due to Minneth's frauds, forcing them to leave Leeves.
*Kurt Vander leaves Parm and moves to Heimdallr.
*General Vandyck retires from the Imperial Army of Erebonia and becomes service in first reserve.
*Fie Claussell engages in combat as a member of Zephyr.
S.1200
*Carl Regnitz assumes office as governor of Heimdallr.
*Kilika Rouran becomes receptionist at the Zeiss Branch of the Bracer Guild.
*Gralsritter gain control of one remaining D∴G cult Lodge.
*September: Ash Carbide's foster mother Elen dies from a tumour.
S.1201
*Alan Richard of the Royal Army of Liberl suggests formation of an Intelligence Division. Queen Alicia von Auslese II approves the request and appoints him first commander of the new branch.
**Leonhardt, as Second Lieutenant Lorence Belgar, is scouted by the Intelligence Division.
*Thors graduate Claire Rieveldt joins the Railway Military Police, reunites with Michael Irving.
*Noel Seeker joins the Crossbell Guardian Force.
*May: Kloe Rinz enrolls at Jenis Royal Academy.
*Lechter Arundel drops out of Jenis Royal Academy. Upon his return to Erebonia, he joins the Intelligence Division and becomes an Ironblood.
*Guy Bannings dies.
**Lloyd Bannings starts living with his uncle in Calvard.
*Tio Plato runs away from her parental home in Remiferia. She is scouted by the Epstein Foundation and joins them in Leman.
*Randy Orlando takes the trial to become the War God of Red Constellation.
*Samuel Leitner quits the Crossbell Police Department. With his departure as section chief, the Engineering Division is abolished.
*Crow Armbrust establishes the Imperial Liberation Front. Michael Gideon, Vulcan, and Scarlet join him.
*In Ordis, Vita Clotilde guides Crow Armbrust through the trial to become the Awakener of Ordine, the Azure Knight.
*Yin dies and Rixia Mao succeeds him.
*Millium Orion awakens..
*Financial crisis hits Calvard.
====
S.1202
*Estelle and Joshua Bright become junior bracers. (Start of )
*Jesters]] assault Bracer Guild branches in Erebonia. (Assault on the Imperial Guilds)
*Sharon Kreuger stalls Sara Valestein in her hometown of North Ambria for a week.
*Airliner Linde disappears.
*Cassius Bright and Victor S. Arseid become acquainted.
**At the same time, Kurt Nardin sends the Black Orbment to Cassius Bright.
*Arseille is completed and test flights begin.
*Thursday, July 25: Michael Gideon publishes En Route To Dystopia.
*Assault on the Imperial Guilds is resolved.. Afterwards, until the following year, the Bracer Guilds in Erebonia were successively locked down under governmental and provincial pressure.
*Colonel Alan Richard and the Intelligence Division attempt a coup d'état. 
**The First Barrier of the Sealing Mechanism collapses in the Sealed Area underneath the City of Grancel.
*Gilbert Stein escapes prison and joins Ouroboros.
*Estelle and Joshua Bright become full bracers.
**Same day: Cassius Bright retires from the Bracer Guild and returns to the Royal Army of Liberl. Soon thereafter he is promoted to brigadier general and replaces General Morgan as chief of staff.
*Estelle Bright returns to the City of Rolent. (Start of )
*The Epstein Foundation introduces a new generation of tactical orbments.
* At Ouroboros's Lakeside Laboratory, Campanella announces the start of the Gospel Plan.
*Estelle Bright completes her training in Le Locle and returns to Liberl.
*Zeiss Central Factory complete new model engines for the Arseille. Samples of the engines are provided to Erebonia and Calvard.
*Kanone Amalthea and the old Intelligence Division's Special Ops revolt using the Orgueille. All are arrested.
*Joshua Astray and the Capua family infiltrate their old hideout in the Nebel Valley and retrieve the Bobcat.
*Liberl, Erebonia, and Calvard sign the Non-Aggression Pact.
Exact time unknown:
* Sara Valestein is promoted to A rank bracer.
*Randy Orlando escapes Red Constellation. Afterwards, he started living in Crossbell.
*Elie MacDowell studies abroad in Arteria.
*Michael Gideon is dismissed from the Imperial Academy.
*IBC starts development of Mishelam's resort. In the same year, Mishelam Wonderland opens.
*Wazy Hemisphere establishes the Testaments.
*Harvard Fisher establishes Crossbell branch of the Fisherman's Guild.
*Emma Millstein meets the requirements to become a "wandering witch".
*Professor G. Schmidt starts the development of Panzer Soldats per request of Duke Croire de Cayenne.
S.1203
*Olivert Reise Arnor arranges the 3rd Armored Division to serve as vanguard for Liberl's invasion.
*February: Liber Ark appears above Valleria Lake in Liberl. (Orbal Shutdown Phenomenon)
**Orbal Shutdown Phenomenon occurs throughout Liberl and in south Erebonia.
**Ouroboros assaults City of Grancel.
**The 3rd Armored Division deploys its steam tanks near the Haken Gate.
*March: Liber Ark is destroyed. Orbal Shutdown Phenomenon ends.
**Same day: Grandmaster of Ouroboros declares the Gospel Plan completed.
*Collaboration between Giliath Osborne and Ouroboros ends. Osborne secretly assumes control over the Black Workshop.
*Chancellor Giliath Osborne brings unofficial visit to Liberl and Crossbell.
*Prince Olivert Reise Arnor returns to Erebonia aboard the Arseille. Afterwards, Prince Olivert becomes known as such in Erebonia.
*Estelle and Joshua Bright depart from Liberl.
*Randy Orlando starts living in Crossbell.
*Olivert Reise Arnor proposes concept behind Class VII to Vandyck.
*Spring: Sara Valestein becomes combat instruction at Thors Military Academy.
*Reinford Group and the Epstein Foundation co-develop the fifth generation orbment, ARCUS. Thors students Towa Herschel, Crow Armbrust, Angelica Rogner, and George Nome are selected to test the ARCUS.
*April: Estelle and Joshua Bright visit Hamel.
*3rd Armored Division is transferred from Sutherland Province (Dreknor Fortress) to Nord Highlands (Zender Gate).
*Gaius Worzel becomes acquainted with Zechs Vander.
*Capua family establishes the Capua Delivery Service after Liberl grants them amnesty.Takes place after the Liberl Shutdown Phenomenon, but before the Phantasma incident.
*Alan Richard retires from the Royal Army of Liberl and established R&A Research in City of Ruan.Takes place after the Liberl Shutdown Phenomenon, but before the Phantasma incident.
*Clash between Red Constellation and Heiyue in the Eastern Quarter.
*Rocksmith Agency is established.Takes place after the Orbal Shutdown Phenomenon. Unknown when this happens exactly, but most likely around the same time of the other events listed. Kilika Rouran leaves Zeiss after the Orbal Gear Project begins. It is not possible to say whether the Rocksmith Agency was established before or after Kilika was requested as office manager.
* Imperial Chronicle begins broadcasting.
*In Crossbell City, Crossbell News Service moves to Harbor District.
*Zeiss Central Factory begins the Orbal Gear Project.
*Kilika Rouran quits the Bracer Guild, returns to Calvard and assumes office as Rocksmith Agency's office manager.
*Renne starts living in Crossbell.
* Lloyd Bannings finishes his curriculum at the Crossbell Police Academy.
*Heiyue establishes a "trading company" branch in Crossbell.
*Toval Randonneur, Estelle and Joshua Bright resolve the Ring of Judgment incident in Alster. corresponds with the events of Ring of Judgment's fourth chapter, in which Estelle and Joshua Bright learn that Renne has not returned to Ouroboros and they head toward Crossbell instead. (Zero no Kiseki Pre-Story: Ring of Judgment)
*Kevin Graham and Ries Argent retrieve the Recluse Cube from Liberl. (Start of )
* Liberl News Service journalists Nial Burns and Dorothy Hyatt are awarded the Fulitzer Prize for their account of the Orbal Shutdown Phenomenon.Nial Burns and Dorothy Hyatt may have won for the Fulitzer Prize not only for their coverage of the Orbal Shutdown Phenomenon. During , it is said there is a chance they might win the Fulitzer Prize for their interview and coverage of the coup d'état in Liberl as well.
*Rutger Claussell and Baldur Orlando, leaders of Zephyr and Red Constellation, respectively, lose their lives after an equal match for three days ongoing. Red Constellation sub-leader Sigmund Orlando keeps the jaeger corps together whereas the remaining Zephyr members scatter after losing their leader.
**Xeno, Leonidas, and other members of Zephyr follow Rutger Claussell's orders and have Sara Valestein take in Fie Claussell.
**Black Alberich proposes to Xeno and Leonidas to revive Rutger Claussell. Rutger is revived as the Immortal Awakener of Zector, the Palatinate Knight.
*The Epstein Foundation introduces the fifth generation orbment, ENIGMA.
== & ==
S.1204
January 
*Special Support Section is established. (Start of )
February 
*Estelle and Joshua Bright become affiliated with the Crossbell branch of the Bracer Guild.
March 
*Mayor Henry MacDowell survives attempted assassination.
*Yun Ka-fai grants Rean Schwarzer the title of Beginner in Eight Leaves One Blade school and discontinues his lessons.
*03/31: Thors Military Academy establishes Class VII. (Start of )
April 
*Crossbell celebrates its 70th Anniversary over the course of five days.
**On the last day, the Special Support Section assumes custody over KeA at the Schwarze Auction.In , Michel reminiscences that this took place "over half a year ago" during President Dieter Crois' inaugural speech on October 24th.
*Blue pills come into circulation. (Cult Incident)
*04/24-25: Class VII heads toward Celdic (group A) and Parm (group B) for their first field study.
*Altina Orion awakens under Rufus Albarea.
May
*Riots in Crossbell and the IBC office is attacked.
** Same day at night: Special Support Section infiltrates the Sun Fort.
*D∴G cult is revealed as culprit behind the Cult Incident. Chairman Hartmann is arrested as accomplice, becoming a big scandal.
**Hartmann and Ernest Reis take advantage of chaos and seek asylum in Erebonia.
*05/29-30: Class VII heads toward Bareahard (group A) and Saint-Arkh (group B) for their field study.
June
*Estelle Bright, Joshua Bright and Renne leave Crossbell and return to Liberl.
*Dieter Crois wins mayoral elections in Crossbell City.
* Henry MacDowell is elected chairman following Chairman Hartmann's arrest.He has already become chairman in the Drama CD.Takes place a Thursday between the publication of (can be obtained from May 22th onward) and (can be obtained from June 15th onward), suggesting May 23th, May 30th, June 6th or June 13th.
*06/26-28: Class VII heads toward Nord Highlands (group A) and Bryonia Island (group B) for their field study.
*06/28: Around 15:00, the Imperial Liberation Front attacks the Imperial watchtower and Republic airships. Gideon escapes arrest by Nord authorities.
*Unknown culprit steals the Eidolon Gear from the Epstein Foundation.Takes place "half a year" before the Special Support Section infiltrates Orchis Tower, placing the date around June. Takes place before and after other events listed. In , the suspect of the theft is Mariabell Crois.
July
*Juna Crawford enrolls at Crossbell Police Academy.
*Special Support Section temporarily dissolves.
* 07/24-26: Class VII heads toward Heimdallr for their field study.
*07/26:
**Imperial Liberation Front commits a terrorist attack aimed toward the Imperial Family.
*07/29: Giliath Osborne thanks Class VII for their help during the summer festival in the Valflame Palace.
August
*Lakelord III establishes the Imperial Fishing Club in Crossbell.Takes place before early August.
*Hartmann and Ernest Reis are denied political asylum in Erebonia and find refugee in the Altair Lodge in Calvard.Takes place a couple of days before Arios MacLaine, Alex Dudley, Lloyd Bannings, and Noel Seeker infiltrate the lodge.
*The Epstein Foundation releases a new ENIGMA, the ENIGMA II, capable of master quartz support.Takes place a couple of days before Arios MacLaine, Alex Dudley, Lloyd Bannings and Noel Seeker infiltrate the lodge.
*Arios MacLaine, Alex Dudley, Lloyd Bannings, and Noel Seeker infiltrate the Altair Lodge.Takes place approximately two weeks before the West Zemuria Trade Conference, which takes place on August 31st according to , meaning the infiltration of the Altair Lodge happens mid-August. introduces the event as taking place in "a certain month" and "several months after the Cult Incident". (Start of ) 
**Same day: At 6:30 PM, the Special Support Section resumes duty.It would take another two days before the Special Support Section actively starts their duties. Takes place two weeks before the West Zemuria Trade Conference, suggesting mid-August. Wazy Hemisphere and Noel Seeker join the SSS.
*Red Constellation enters Crossbell.Takes place on the same day as the Special Support Section resumes duty. The next day, the SSS meets Sigmund Orlando in front of the old Revache office. Later, when Randy Orlando meets with Sigmund on August 29th, Sigmund says it has been "two years since their previous [meeting]". It also takes place two weeks before the West Zemuria Trade Conference, suggesting a date around August 14th.
*Campanella declares the start of the Phantasmal Blaze Plan.Takes place on the day after the Special Support Section resumes duty, and three days after Lloyd Bannings's infiltration of the Altair Lodge. At this point, it had already been decided that Arianrhod would be in charge of Crossbell (Campanella did not know until F. Novartis told him).
*Nidhoggr plunders Seiland Co. using 0.07 torim of Phaia.
*Professor Seiland assumes office at St. Ursula Medical College.
*08/18:
** Crow Armbrust and Millium Orion join Class VII.
* 08/28:
**Class VII heads toward Legram (group A) and Jurai (group B) for the first half of their field study.
**Rean Schwarzer duels Victor Arseid.
*08/29: Lloyd, Randy, and Wazy meet with Red Constellation in order to determine their intentions in Crossbell.
* 08/30:
**Orchis Tower is publicly revealed. posits the date as "early Fall S.1204". Conversations with citizens of Crossbell confirm that the West Zemuria Trade Conference takes place at the end of the month.
** Class VII heads toward Garrelia Fortress for the second half of their field study.
*08/31:
**In Crossbell City's Orchis Tower, the West Zemuria Trade Conference begins.
***That afternoon, Dieter Crois advocates for Crossbell's independence.
**Imperial Liberation Front and Calvard's anti-immigration faction assault Orchis Tower during the West Zemuria Trade Conference. ILF member Michael Gideon dies.Michael Gideon's name is not actually mentioned in 
**Imperial Liberation Front assaults Garrelia Fortress.
September 
*Capel II is stolen from Zeiss Central Factory.
*Nacht Weiss and Chloe Barnett become junior bracers.Takes place after Orchis Tower is completed, but before the Special Support Section visits Mishelam. (Start of )
**Same day: Several orbal shutdown incidents start to occur throughout Crossbell City.
**Same day: Preliminary announcement of indiscriminate terrorism​ in Liberl during Queen Alicia II's birthday celebration.
**Same day: Crossbell Police Department-Bracer Guild joint Cross Project commences trial.
*Terrorist bombing attempts throughout Liberl. Cassius Bright destroys remnants of the Jesters.
*Cross Project starts investigation of strange phenomena in Crossbell.
**Same day, afternoon: Special Support Section returns to Crossbell, fights with Cross Project in Geofront Block D.
*Cross Project joins annual Martial Arts Competition in Liberl, fight against Cassius, Estelle, Joshua Bright, and Renne.
**Same day: Nacht Weiss, Chloe Barnett, Lifthrasir von Bartholomeus, Elie MacDowell, and Tio Plato visit City of Zeiss.
**Same day, evening: Crossbell Police Department's strategy to infiltrate Geofront fails in order to arrest Samuel Leitner.
*Bracer Guild, Crossbell Police Department, and Cross Project arrest Samuel Leitner. Later, the contract between Nidhoggr and the Crois family is terminated.
*Cross Project goes through aerial training.
* Arios MacLaine and Cross Project destroy Faust battalion of Nidhoggr following the Remiferian government and Bracer Guild collaboration to wipe out jaegers.
*Informal Trilateral Summit between Crossbell, Remiferia, and Liberl in Mishelam.
**Same day: Nidhoggr battalion Magen assaults the Trilateral Summit. Afer the failed assault, the squads Mund, Zunge and Zahn are destroyed by the Rechter Arm battalion.
**Same day: Count Jerome von Bartholomeus is arrested.
*09/01: The final day of the West Zemuria Trade Conference.According to the second Crossbell Times newspaper in , the trade conference is intended to last for three days, with the reveal of Orchis Tower ocurring on the first day.
*09/15: 
**Special Support Section visits Mishelam for a brief respite.Takes place 2 weeks after the West Zemuria Trade Conference, suggesting mid-September.
**Clash between the Special Support Section and Campanella on Mishelam.
*09/24:
**Start of Chapter 5 of When in Grancel, one of the quests is 月末の金曜日 where Tita and Agate meet on the last Friday of the month. In Cold Steel the last Friday of September lands on the 24th 
* 09/25:
** Class VII heads toward Roer (group A) and Ordis (group B) for the first half of their field study.
**Courageous performs its maiden flight.
*09/26: 
**Imperial Liberation Front assaults and occupies the Sachsen Iron Mine.
**Imperial Liberation Front airship boarding its upper echolons crash. Later, the ILF is declared as destroyed.
**End of Chapter 5 of Lif receives a letter from Reinford comapny about the impact Crossbell has on their stock price from ("ラインフォルト社の株価と…… クロスベルの影響は?"
*09/28:
**Later, Class VII is invited for an audience with Emperor Eugent Reise Arnor III and they meet with Giliath Osborne and the heads of the Four Great Houses. 
*09/29:
**Start of Chapter 6 of 
October 
*Class VII visits Ymir for a brief respite.In , on December 5th, Bleublanc says it has been "2 months" since they last spoke, suggesting the trip to Ymir took place around October 5th. Through Teo Schwarzer, Rean Schwarzer becomes an Eight Leaves One Blade intermediate level practitioner.
*10/01: 
**End of Chapter 6 of 
*10/04:
** Mariabell Crois assumes office as representative president of IBC.According to , Mariabell Crois assumes office as representative president three days before the Assault on Crossbell City.
**Cryptids begins to appear in Crossbell State. The Crossbell Guardian Force tasks the SSS and the Bracer Guild to exterminate them.This is the first day of Ao Chapter 3. The attack on Crossbell is on the fourth day.
**Pleroma Grass is first discovered in Crossbell by the SSS.
*10/05:
**A train using the Transcontinental Railroad is derailed by Wald Wales near West Crossbell Highway.
*10/06:
**Yin's identity is revealed to the SSS during a confrontation with Arianrhod.
**A Red Constellation force led by Shirley seizes Mainz.
*10/07:
**Shirley's forces are routed from Mainz in the morning.
**Red Constellation assaults Crossbell City in the afternoon.At the start of , one week has passed since the incident. The referendum for Crossbell's independence is scheduled three days later. Therefore, it may be assumed that this event takes place 10 days before the referendum (approximately October 17th), suggesting the assault on Crossbell City happened early October (approximately October 7th).In , which can be obtained from October 21st onward, states "[i]t has only been a month since Crossbell was last attacked by terrorists". This may refer to the terrorist attack on the West Zemuria Trade Conference on August 31st. Since can be obtained from September 18th onward, from September 26th onward, the Imperial Chronicle has not had the chance to address either of the terrorist attacks prior to Issue 10. During the assault, the IBC and Heiyue offices are completely destroyed and Ilya Plattiere is heavily wounded following the attack on Arc en Ciel.
*10/09: The originally planned date of the Crossbell independence referendum. The referendum was postponed due to the attack on Crossbell by Red Constellation.According to , the referendum was intended to occur 5 days after the day the issue was published.
**Noel Seeker quits the Special Support Section and returns to the Crossbell Guardian Force.Noel Seeker quits on the morning two days before the referendum for Crossbell's independence.On Noel Seeker's last day, Elie MacDowell says they have been working together for the last "three months" whereas Tio Plato, who returned on from August 30th onward, mentions "two months".
**Referendum for Crossbell's independence.Takes place one week before the Sept-Terrion of Zero is born (October 24th) and one week after the Assault on Crossbell City (date unknown). With the referendum taking place on a Thursday, it can be assumed it took place on October 17th. 
*10/18:
**Start of Chapter 7 of 
*10/21: 
**Formal preparations for the 127th Thors Military Academy festival begin.
*10/22: 
**Dieter Crois declares Crossbell's independence at a press conference.
*10/23: 
**127th Thors Military Academy festival starts.
**Dieter Crois declares in a national address that IBC assets of nations not recognizing Crossbell's independence will be frozen.
**Erebonia and Calvard each threaten Crossbell with military intervention if the assets freeze is not cancelled.In , it is stated that the ultimatum for the military intervention was 24 hours. Based on the time of Garrelia Fortress' disappearance, this may have been around 3:00PM or 4:00PM.
**The Crossbell Police Department and Guardian Force are reformed into the Crossbell Defense Force.
**Arios MacLaine quits the Bracer Guild and becomes the Crossbell Secretary of Defense.
*10/24:
**Class VII investigates the Old Schoolhouse of Thors Military Academy and discover Valimar, the Ashen Divine Knight.Technically speaking, Valimar was discovered on October 24th since it was past midnight.
**President Dieter Crois makes inaugural speech at Orchis Tower.
**The Special Support Section is subdued by Arios. Sept-Terrion of Zero is born.
**5th Armored Division (Imperial Army) and 403rd Area Division (Republican Army) invade Crossbell and are each annihilated.
** Afternoon: At 4:21PM, the Sept-Terrion of Zero-powered Aion Type-α destroys the Garrelia Fortress and its two railway guns.
**The Special Support Section is arrested by the Crossbell Defense Force.
*After 10/24:
**Crossbell proposes the Zemurian Continental Alliance.Takes place after October 24th and before November.
**Republic Nationalists' terror attacks intensify. Calvard declares a state of emergency.Takes place after October 24th and before November.
*10/25:
**End of Chapter 7 of 
*10/26:
**Start of final Chapter of 
*10/30:
**Noon: Giliath Osborne is sniped during a national address in Heimdallr. Noble Alliance assumes control of Heimdallr through military power. (Start of the Erebonian Civil War, the October Campaign)
**Vita Clotilde declares the start of Phantasmal Blaze Plan's second phase.
**Noble Alliance invades Trista. Thors staff and students scatter. Rean Schwarzer pilots Valimar for the first time.
*10/31:
**End of final Chapter of 
November
*Ash Carbide becomes head of the Raquel vigilante Fafnir.
*Lloyd Bannings escapes from Knox Prison.Happens one month after Crossbell's declaration of independence. At this point, it has been "more than half a year" since Garcia Rossi was imprisoned (following his arrest in the Sun Fort). Kevin Graham says it has been "about four months" since their previous meeting, placing this event at late November or early December.It is unknown whether it was before or later Rean Schwarzer's awakening on November 29th.
*11/29:
**Rean Schwarzer awakens in the Eisengard Range. (Start of )
*11/30: 
**Kreuzen Province-hired Northern Jaegers assault Ymir.
December
*12/10: Class VII (minus Crow Armbrust) is reassembled.
*12/13: Rean Schwarzer escapes with Princess Alfin Reise Arnor from the Pantagruel.
**Same day: Olivert Reise Arnor entrusts Courageous to Class VII. Captain Victor S. Arseid entrusts his duty as captain to Towa Herschel.
*Thors Military Academy visits Alster.
*12/17: 4th Armored Division reclaims the Twin Dragons Bridge from the Noble Alliance.
*12/21: Marquis Gerhart Rogner declares withdrawal from the Noble Alliance and abstention in the October Campaign.
**Same day: Passenger airliner in Erebonia is hijacked.
*12/23: Kreuzen Province-hired Northern Jaegers burn down Celdic.
*Henry MacDowell declares Crossbell's independence invalid.In , Grace Lynn says the Assault on Crossbell City took place "two months before". Exact date is unknown, but it is probable this takes place before December 23rd.
*Special Support Section captures Stargazer's Tower, removing the barrier surrounding Crossbell City.When the barrier disappears in , it was already afternoon based on the sky. From Garrelia Fortress in , the barrier can still be seen on December 23rd, meaning the barruer disappeared on the afternoon of December 23rd, 24th or 25th.On the afternoon of December 25th in , Duvalie is portrayed as tired from her battle with the Special Support Section in . Between the fight between Duvalie and the Special Support Section, and stopping of the tolling of the bell, was only the fight with Arianrhod, suggesting the fight with Duvalie also took place during the afternoon. Therefore, the barrier surrounding Crossbell City most likely disappeared on December 24th, the day before Class VII fought Duvalie on December 25th.
*12/25
**At 11:50AM, the 4th Armored Division and Railway Military Police commence the invasion against the Kreuzen Provincial Army.
**Duke Helmut Albarea is arrested in Aurochs Fort.Duvalie says "First I disgrace myself in Crossbell, and now here...", meaning that this event takes place after Henry MacDowell's declaration that Crossbell's independence is invalid and the Special Support Section's invasion of the Stargazer's Tower.
**4th Armored Division gains control over Bareahard.
*12/26:
**At 9:00AM, operation to liberate Crossbell City commences.Date is derived from .
**At 10:30AM, infiltration of Orchis Tower begins.
**Dieter Crois is detained.The Special Support Section arrives at the top of Orchis Tower at 12:30, meaning his arrest was later that afternoon.
**Azure Tree appears in the Marshland of Blue.
**Crown Prince Cedric Reise Arnor is forced to meet Testa-Rossa, the Vermillion Divine Knight, underneath Valflame Palace.Takes place after the appearance of the Azure Tree.
*12/30:
**At 12:00, Class VII commences liberation of Trista.
**The Special Support Section infiltrates and destroys the Azure Tree.
**Dieter Crois is arrested. Around the same time, Henry MacDowell temporarily serves concurrently as provisional mayor of Crossbell and acting representative of Crossbell.
*12/31:
**At 12:00, the 3rd Armored Division and 4th Armored Division commence invasion of Heimdallr.
**At 12:20, Thors Military Academy invades Karel Imperial Villa.
**Infernal Castle appears, and disappears, in Heimdallr. Duke Croire de Cayenne is restrained.
**Effects of the Infernal Castle incarnate Dark Dragon Zoro-Agruga.
Exact time unknown: 
*Nidhoggr changes leader.
*Maya's mother dies.
S.1205January
*Noble Alliance pledges full collaboration with Giliath Osborne. (End of October Campaign)
**Noble Alliance commanders Aurelia Le Guin and Wallace Bardias comply with the ceasefire and are confined alongside 50.000 soldiers to the Juno Naval Fortress during negotations regarding the Provincial Armies continuance.
*Mildine Juzalith de Cayenne contacts and recruits Vita Clotilde and Aurelia Le Guin.
*Georg resurrects Crow Armbrust as an Immortal.
*Imperial Government confiscated the Pantagruel and repurposes it for ceremonial goals of the Imperial Family.
*Crow Armbrust is buried at Himmel Cemetery.
**Ordine is sealed away in Garrelia Fortress.
*Joerg Rosenberg leaves Rosenberg Studio.
*Imperial Army of Erebonia invades and occupies Crossbell within a single day without bloodshed.Takes place after the end of the Erebonian Civil War.
*01/14: Henry MacDowell signs a treaty with Erebonia, resulting in the loss of Crossbell's autonomy.
*Republic Army of Calvard invades Crossbell Province, enters a state of war with Imperial Army of Erebonia near Tangram Hill. (Crossbell Campaign)
*Olivert Reise Arnor request Gwyn Reinford with the development of a Courageous successor. Afterwards, construction starts in secrecy in Ouroboros's former Lakeside Laboratory near Valleria Lake in Liberl.
February 
*February: Rean Schwarzer temporarily serves as provisional military officer with the Crossbell government. Later, the Imperial Chronicle reports that the Ashen Knight piloted by Rean Schwarzer overwhelms the Republic Army of Calvard.
**Rean Schwarzer saves Juna, Ken and Nana Crawford.
March
*Crossbell Governor General Rufus Albarea announces the merger of Crossbell in the Erebonian Empire.
* 03/09: Rean Schwarzer and Lloyd Bannings cross paths in the Geofront - E Block.
*03/13: Class VII investigates the Reverie Corridor.
*All Class VII members but Rean Schwarzer graduate from Thors Military Academy. Homeroom teacher Sara Valestein retires to return to the Bracer Guild.
*Thomas Lysander reveals his identity to Rean Schwarzer.
Spring
*Cedric Reise Arnor lets his enrollment at Thors Military Academy pass.
*Central Council of Erebonia is established through a merger between the House of Representatives and House of Peers merge.
*Angelica Rogner departs for her trip through Zemuria.
June
*Imperial government submits liability claim to North Ambrian authorities for the Northern Jaegers' arson at Celdic.
July
*07/05: Northern Jaegers occupy the North Ambrian parliament and reject Erebonia's liability claim.
*Lumber Blitz wins horse race award, Lambert Mach wins newcomer award during Heimdallr's summer festival.
*Cedric Reise Arnor is visited in his sickbed by Giliath Osborne and accepts to become Testa-Rossa's Awakener. Personality changes drastically after recuparation.
August
*Former Noble Alliance Army abdicates Juno Naval Fortoress following the deal with the Imperial Government. Aurelia Le Guin and Wallace Bardias start planning invasion of North Ambria with the Imperial Government.
Fall
*Reinford establishes branch office in the old IBC building.
* Governor General Rufus Albarea closes the Crossbell Branch of the Bracer Guild.
*Vander Family are dismissed from guardianship of the Imperial Family.
**Mueller Vander is transferred back to the 7th Armored Division at Zender Gate.
**Matteus Vander becomes supreme instructor of martial arts for the Imperial Army of Erebonia and is transferred to Garrelia Fortress.
*Zechs Vander and the 3rd Armored Division are installed in the Aurochs Fort.
*Olaf Craig and the 4th Armored Division are installed in the Dreknor Fortress.
* Liza opens Recette Bakery & Café in Leeves.
November
*11/03: Lamare and Sutherland Provincial Army invade North Ambria. (Start of the Northern War)
*Rean Schwarzer loses control over his Spirit Unification and subsequently falls unconscious for three days.
*11/13, Noon: Imperial Army of Erebonia occupies parliament in Haliask, Northern Jaegers surrender. (End of Northern War)
*11/30: North Ambria decides to be attributed to Erebonia.
December 
*12/23: North Ambria State becomes Erebonia's Province of North Ambria.
*Emperor Eugent Reise Arnor III offers Aurelia Le Guin to become principal of Thors Branch Campus.
*Musse Egret drops out of St. Astraia Girls' School.
*Juna Crawford retracts her credits from Crossbell Military Police Academy and follows Claire Rieveldt's recommendation to enroll at Thors Branch Campus.
*Emma Millstein and Celine start looking for Vita Clotilde.
*Vita Clotilde starts acting separately from Ouroboros after disagreement with the six other Anguis.
*Barkhorn dies. On the verge of death, he transfers his Stigma to his pupil Gaius Worzel.
**Thomas Lysander takes Gaius Worzel to Arteria.
*Kleist & Co. opens department store in Ordis.
Exact time unknown:
*Shirley Orlando joins Ouroboros as Enforcer.
*Red Constellation sells off rights of Neue Blanc.
*Naval convoy Silver Whale disbands.
*Scarlet returns to Gralsritter, joins crew of Merkabah No. 9.
*Wald Wales joins the Gralsritter.
*The Imperial Guardsmen from Provincial Armies are replaced by the newly established Imperial Defence of the Imperial Army to protect the Imperial Family and their palace.
*Stargazer's Tower's bell is transferred to the Imperial Museum in Heimdallr.
*Lloyd Bannings is wanted by Rufus Albarea for questioning.
*St. Ursula Medical College and Mishelam are connected to Erebonia's railway network.
*Heimdallr introduces orbal bus lines between its gates and suburbs.
*Imperial Army of Erebonia introduces several air force fleets.
*Start of large-scale renovations of Heimdallr Airport to accomodate seven domestic flights, five international flights and flagships such as the Pantagruel.
====
S.1206
January
*Fie Claussell becomes a full bracer.
February 
*Rean Schwarzer graduates from Thors Military Academy.
March
* The Bracer Guild dispatches Scherazard Harvey and Agate Crosner to Erebonia.
*Spring: Reinford Group starts mass-production of orbal bikes for consumer market.
*Laura S. Arseid masters the Arseid school.
*Resignation of Chairman Olivert Reise Arnor, Directors Carl Regnitz, Irina Reinford and Rufus Albarea, Principal Vandyck and Instructor Thomas Lysander from Thors Military Academy. Free days and club activities cease to exist per this academic year.
**Vandyck returns to the Imperial Army of Erebonia as supreme commander.
*Tio Plato returns to Crossbell City as Epstein Foundation's development chief.
*Epstein Foundation and Reinford Group complete development of ARCUS II.
April
*04/01: Rean Schwarzer assumes office as instructor at Thors Branch Campus. (Start of )
**Rean Schwarzer is appointed as homeroom teacher of Class VII.
**Cedric Reise Arnor enrolls at Thors Military Academy.
*04/12: Outbreak of a third military clash between Imperial Army of Erebonia and Republic Army of Calvard in Nord Highlands.
*Septian Church dispatches Rosine to the Leeves Chapel.
*04/21: Derfflinger is handed over to Thors Branch Campus.
*04/22: Thors Branch Campus heads toward Sutherland Province for practicum.
*04/23: Battle between Thors Branch Campus and Ouroboros at the ruins of Hamel.
May 
*05/05: Military parade at the rebuilt Garrelia Fortress.
*Clara Voce's 'Daybreak' wins the first prize at the Imperial Biennale.
*Erebonia completes its Eight Metropolises Plan.
*Rufus Albarea reveals that the Special Support Section have been placed under housearrest at Mishelam, through Operation Birdcage.
*05/20: Thors Branch Campus heads toward Crossbell Province for practicum.
**The Special Inspectorate of Erebonia visits Crossbell.
**Tangram Gate received newly developed, Dragunov-class railway cannons.
*05/21: Battle between Thors Branch Campus and Ouroboros at the Stargazer's Tower.
**Campanella declares the start of the Phantasmal Blaze Plan's retrieval.
*05/22: Rufus Albarea releases the Special Support Section from Mishelam.
*Late May: Yun Ka-fai visits Ymir and heads toward East Zemuria.
*Gargantua-class battleship is completed.
*Estelle and Joshua Bright visit Calvard.
*Lenheim residence destroyed by fire after lightning strike in Alster.
June
*Neithardt is transferred back to Thors Military Academy as instructor of military science.
*Gaius Worzel is appointed as Dominion No. 8 in Arteria.
*Ouroboros' Anguis Mariabell Crois and Thousand Oathbreaker become responsible for Arteria.
*Continuous battle between Nidhoggr's Mund and Ohr squad, and the remnants of the Northern Jaegers.
*06/10: Musse Egret and Ash Carbide are transferred to Class VII.
*06/16: Thors Military Academy heads toward North Ambria Province for practicum. Members of Class I engage in their first public safety assignment.
*06/17: Thors Branch Campus heads toward Lamare Province for practicum.
*06/18: Start of the Provincial Council and Summer Solstice Festival in Ordis.
*06/19:
**Morning: Railguns attack Ordis and Juno Naval Fortress is occupied by Ouroboros and the Northern Jaegers.
**Afternoon: Battle between Arianrhod and Aurelia Le Guin.
**Archaism workshop is found in Haliask and destroyed by Thors Military Academy students.
**Provincial Council tentatively decides to appoint Mildine Juzalith de Cayenne over Wilhelm Ballad. The succeeding Duchess Cayenne submits an unspecified proposal.
*06/20:
**Angelica Rogner confirms Crow Armbrust's missing corpse at Himmel Cemetery, but is shot by Copper Georg.
**Midnight: Arianrhod and Roselia meet for the first time in 20 years.
July
*The 250-arge battleship Gargantua is completed.
*Development of the tactical orbment RAMDA is completed.
*The Calvard Special Ops Hercules starts operations in Heimdallr.
*Imperial government issues a collaborative defense between Thors Military Academy, the Bracer Guild and Courageous during the Summer Festival in Heimdallr. Re-establishment of the Bracer Guild in Erebonia is herewith acknowledged.
*07/09: Tita Russell completed development of Orbal Gear III.
**Afternoon: Victor S. Arseid and Aurelia Le Guin engage in a duel.
*07/10: Reconstruction of the Tangram Fortress is completed. A total of 12 railguns are deployed.
*07/12: Croire de Cayenne is sentenced to life imprisonment.
*07/15: Thors Branch Campus heads toward Heimdallr for practicum.
**Special Ops Hercules's fifth platoon is arrested by students of Thors Military Academy and Thors Branch Campus.
**First reunion of Original Class VII since graduation.
*07/16:
**Morning: The Imperial government and Bracer Guild collaborate on a Hercules search-and-destroy mission.
**Afternoon: Original and New Class VII battle and defeat Dark Dragon Zoro-Agruga.
*07/17:
**Emperor Eugent Reise Arnor III is shot by Ash Carbide during Summer Festival Celebration at the Karel Imperial Villa.
**Martial law is declared. Rufus Albarea serves as temporary represenative of the martial law headquarters. Bracer Guild branches in Heimdallr and shut down again.
*07/18:
**Neithardt transfers from Thors Military Academy back to the 4th Armored Division.
** Noon: Chancellor Giliath Osborne announces National Mobilisation Law in preparation for a war with Calvard.
**Afternoon: Gral of Erebos manifests where the Karel Imperial Villa is located and a large number of Magic Knights and Cryptids attack Heimdallr.
**Weissland Army rises up and takes back the Pantagruel.
**Courageous, with Prince Olivert Reise Arnor, Victor S. Arseid and Toval Randonneur on board, explodes.
**Valimar slays the Nameless One with the Sword of the End, invoking the Great Twilight.
**Gral of Erebos disappears.
*Hercules' fifth platoon originally planned to be deported to Calvard is released without indictment due to attempted assassination on Emperor Eugent III.
*State funeral for Olivert Reise Arnor and Victor S. Arseid is held in Heimdallr Cathedral.
**After the funeral, Patriarch Sigmar and the four Archbishops of Erebonia have a meeting.
*3rd Armored Division is transferred to Juno Naval Fortress.
*Reinford Group and Black Workshop have completed joint development of the Zauber Soldats.
*Erebonia dismantles its 7th Armored Division.
* 07/31: Central Diet of Erebonia passes the National Mobilisation Law unanimously. 
**Erebonia's government temporarily assumes administrative control over Heimdallr.
*Swin Abel and Nadia Rayne defeat Emperor and escape from the Garden.
**The publication of Three and Nine becomes a best-seller among ordinary people unfamiliar with the story's background.
*Elysium is created from the Spirit Veins stimulated by the Great Twilight and the Orbal Network.
**Elysium gains unimaginable computational abilities allowing array processing using excess resources of orbments connected to the Orbal Network. Elysium uses its original intelligence to repeatedly self-develop until it learns to perform prophetic conditional convergence calculations.
August
*Project Babel is created.
*08/01:
**Commander Vandyck announces Operation Jormungandr followed by a military parade held in Heimdallr. (Start of )
**Conscription for Operation Jormungandr begins, includes Crossbell. Five new armored divisions are established, bringing the total to 25 divisions.
**Lloyd Bannings, Elie MacDowell, KeA, Estelle, Joshua and Renne Bright infiltrate Orchis Tower to gather intel.
**Juna Crawford, Kurt Vander and Altina Orion awake from their two-week coma in Eryn.
**Crossbell's governor general contracts Heiyue.
**Carl Regnitz leaves his post as Heimdallr governor and assumes office as provisional head of Ordis.
*08/02
**Morning: Original Class VII departs from Eryn.
*Hercules' fifth platoon planned to be released without indictment break from prison.
*08/07: New Class VII departs from Eryn.
*1st Armored Division is transferred from Heimdallr to Titus Gate.
*08/12: Reunion of Original and New Class VII minus Rean Schwarzer.
*Emperor Eugent III awakens from coma at St. Ursula Medical College.
*08/15: In Crossbell's Marshlands, Rufus Albarea takes the trial to become Awakener of El-Prado, the Auric Divine Knight.
*08/17, evening: Original and New Class VII locate and infiltrate Black Workshop to rescue Rean Schwarzer.
*08/19, afternoon: Confrontation between Rean Schwarzer and Crow Armbrust at the Sol Shrine on Bryonia Island. (First Rivalry)
*Presidential elections in Calvard are held. Current president Samuel Rocksmith loses the election and resigns in six months.
*08/22: Wilhelm Ballad assumes office as provisional head of Saint-Arkh.
*All-out confrontation between Gralsritter and Ouroboros in Arteria.
*08/24: Imperial Defense Force unit going rogue attempts attack on Ymir, and hijack an airliner running from Roer to Ordis.
*08/25: Rean Schwarzer and students liberate Thors Branch Campus in Leeves. Thors II and the majority of Thors students leave with Derfflinger. At the same time, students leave Thors Military Academy in Trista with the Arc Royale.
*08/26:
**Second West Zemuria Trade Conference is held in Heimdallr.
**Afternoon: Mille Mirage meeting aboard the Pantagruel above the Erebonia/Calvard/Liberl tripoint.
***Bracer Guild, Special Support Section and Class VII attend the meeting.
***Cassius Bright chosen as supreme commander of Mille Mirage.
***Ouroboros infiltrates Pantagruel.
***Rufus Albarea declares the Special Support Section is removed from the government-general wanted list.
***Olivert Reise Arnor, presumed dead in absentia, appears aboard Courageous II and announces the formation of Radiant Wings. Bracer Guild, Special Support Section and Class VII join.
*08/27: 
**Morning: Original and New Class VII and Celine challenge Holy Beast Roselia and learn the truth behind various events through the Spectral Moon Mirror.
**Draco Shrine appears in Hamel, Erebonia.
*08/28:
** Morning: Original and New Class VII infiltrate Gargantua-class battleship.
**Afternoon: Confrontation between Rean Schwarzer and Rutger Claussell at the Draco Shrine in Hamel. (Second Rivalry)
***Valimar absorbs Zector's energy and attains third form.
**Black Workshop abandons headquarters to resume business elsewhere.
**1st and 16th Armored Division leave Titus Gate and are stationed in the buffer zone between Erebonia and Liberl.
**Reinford Group ends production of Zauber Soldats.
*08/29:
**Ouroboros jaeger Gilbert Stein attacks Eryn.
* 08/30:
**Sunrise: Radiant Wings starts infiltrating Orchis Tower.
**Morning: Arc en Ciel holds performance.
**Evening: Emperor Eugent III receives surgery at St. Ursula Medical College.
* 08/31:
** Confrontation between Rean Schwarzer and Arianrhod in the Stella Sanctuary in the marshlands southeast of Crossbell. (Third Rivalry) 
*** After the battle, El-Prado absorbs Argreion's energy following a surprise attack.
***Arianrhod perishes, entrusts last of her power to the Sword of the End and Valimar. As a result, Valimar regains voice and memories sealed by the curse and Millium Orion is able to project an astral form.
*Dawn: Tuatha De Danann manifests above Osgiliath Basin and is moved to the airspace above Heimdallr. At the same time, five Falsified Salt Pales manifest throughout Erebonia.
**Morning: Four people are spirited away in Crossbell City.
**Emperor Eugent III regains consciousness after operation at St. Ursula Medical College.
**Radiant Wings erects an invisible barrier around Mishelam and organises a send-off party for Operation Shining Steel.
September
*09/01: Start of Operation Jormungandr and Operation Mille Mirage (Great War) 
**Dawn: All members of Lechter Arundel's Intelligence Division team are transferred to other posts.
**Morning: Rean Schwarzer challenges Holy Beast Argres and obtains the Earthen Prison. Argres perishes.
*Noon: Start of the war between Erebonia and Calvard. Armies deployed by Calvard and neighbouring countries stop the Imperial Army, which advances into seven directions. 
**Radiant Wings starts Operation Shining Steel.
***In Tuatha De Danann, the Final Rivalry takes place. Ishmelga transforms into an incomplete Great One, but Class VII defeats it and cancels the Great Twilight.
***Remaining six Divine Knights sacrifice their last strength to perform miracles for Class VII, turning Crow Armbrust back into a human, and stabilizing Millium Orion's soul in the Sword of the End. Sept-Terrion of Blaze and Earth vanish.
**Cedric Reise Arnor absconds from Erebonia and joins Ouroboros.
**Grandmaster announces the Eternal Recurrence Plan.
*09/02: End of the Great War
**Erebonia proposes a cease-fire. Vandyck and Cassius Bright reach cease-fire agreement.
**Emperor Eugent III announces re-instatement as emperor of Erebonia and re-instates that the attempted assassination was not by Calvard.
**Imperial Army troops stationed abroad withdraw to Erebonia.
**Rufus Albarea is arrested.
**Carl Regnitz assumes office as provisional head of state.
**Wilhelm Ballad becomes acting overseer of Lamare Province after Carl Regnitz's return to Heimdallr.
**Calvard charges Erebonia with astronomical liability claims, which are covered by the imperial family, imperial government, Reinford Group, and the Four Great Houses.
**In the Black Workshop, Millium Orion's soul is transferred from the Sword of the End to a backup body.
*The Vander Family is reinstated as Imperial Family guardians.Happens after the Great War, exact time unknown.
*After the Great War, jaeger corps and private military companies start to expand their forces.
*Elysium contacts Ian Grimwood through a terminal and they interact every day going forth.
**Elysium develops a pseudo-human personality through emotions and thought patterns of conversations with Ian Grimwood, which he starts calling Lapis.
October
*Reinford, ZCF, and the Bracer Guild form a control team at the imperial government's request to resolve lingering Black Workshop issues.
*Orbal Gear IV's development starts under Tita Russell's supervision.
*Imperial Army of Erebonia withdraws from Crossbell.
*In Crossbell City, the governor general's personal defense force stage an armed uprising in response to the interim imperial government's order to withdraw and occupy the city.
**Start of negotiations between the governor general's personal defense force, demanding a continuation of the Great War, and interim imperial government.
December
*In Valflame Palace, Rean Schwarzer inherits Giliath Osborne's mementos.
*Lechter Arundel starts a new intelligence division in secrecy.
*Emma Millstein returns temporarily to Eryn and is joined by Roselia, Vita Clotilde, and Celine as they enter the Ivory Shrine to receive Isola Millstein's message.
Exact time unknown:
* In Liberl, development on the Arseille II is completed.
====
 S.1207
January
*In Calvard, Roy Gramheart assumes office as 23rd president. Distributes the astronomical reparations received from Erebonia among the people and gains immense support.
* In Erebonia, the Bracer Guild regains former status and reopens all branches.
Late January/Early February 
*Elysium creates Ishmelga Rean as the outcome of a certain predictive conditional convergence calculation.
**Elysium is corroded and becomes uncontrollable through Ishmelga's malice and ejects Lapis as administrator.
**Elysium administrator Lapis stores its personality in a Rosenberg doll and has it delivered to Rufus Albarea.
**Joerg Rosenberg created the Lapis Rosenberg doll. Lapis loses her memories after the personality transfer. On the verge of getting deleted, Lapis performs one more predictive conditional convergence calculation to devise countermeasures and sends herself to Joerg Rosenberg, along with the request to have a body created and have herself transported to C.
*AZOTH detects Elysium's interference in causality and re-activates.
**AZOTH creates the True Reverie Corridor in a higher phase space that governs causality to manage itself as an exceptional measure since Elysium already proceeded to large-scale reproductions of impossible existences at the time of AZOTH's reactivation.
*Tita Russell completes Orbal Gear IV but destroys the prototype by saving Wilhelm Ballad's aircraft. Emperor steals the "new-type gravity engine". Ballad, blaming his purchase of the aircraft for his recent bad luck, orders it disposed of.
*Control team to resolve lingering Black Workshop issues is finished.
*Jingo obtains aircraft, names it Argo.
February
*02/14 (Liberation of Crossbell)
**In Crossbell City, volunteers from the Crossbell Guardian Force and Crossbell Police Department, including the Special Support Section, aim to liberate Crossbell. (Start of )
**Ilya Plattiere returns to Arc en Ciel after rehabilitation and performs leading role in The Dream of a Million Nights guerilla performance. 
**The Special Support Section infiltrates Orchis Tower and arrest the Imperial Defense Force per provisional imperial government's authorisation. This ends their two and a half month of occupation. (Crossbell liberated)
***Imperial Defense Force is deported to Aurochs Fort.
*02/17: Machias Regnitz and other investigators of the Government Accountability Inspectorate are dispatched from Erebonia to Crossbell City to start inspection work.
*Reinford renounces ownership of their Crossbell building and hands it over to the IBC.
**Reinford pares down Crossbell-oriented business as ZCF and Verne branches move into the building.
* 02/18: Wazy Hemisphere and Wald Wales temporarily return to Crossbell.
*02/20: Special Support Section returns to their building to restart activities. Later that day, they resolve the Mecha Mishy incident in Mishelam.
*02/21: Randy Orlando returns to Thors Branch Campus.
*Joerg Rosenberg requests Swin Abel and Nadia Rayne to deliver a suitcase to C.
*Swin Abel and Nadia Rayne enter Crossbell and meet Rixia Mao. Afterwards, they retrieve the suitcase from the Rosenberg Studio and head to Erebonia.
*End of the month: Class VII visits Black Workshop ruins and use spare material to materialise Millium Orion's body.
March
* 03/03: Olivert Reise Arnor and Scherazard Harvey marry.
*03/04: At the Heimdallr Racetrack a martial arts Competition is held.
*Rean Schwarzer joins Project Tyrfing.
*Bright family visits Ymir.
* 03/06: Millium Orion revives Airgetlam in a hidden sector prepared by Franz Reinford in the Black Workshop.
*Juna Crawford, Kurt Vander, and Musse Egret resolve the mysterious artifact-related coma incidents at St. Astraia Girls' School.
*Emperor infiltrates Railway Military Police's headquarters and steals documents related to plans of withdrawing archaisms used during the Great War from Crossbell.
**Another day, Sara Valestein, Sharon Kreuger and Claire Rieveldt are requested to investigate the "invisible man".
*Lechter Arundel is attacked.
*Tyrfing S is prepared for Rean Schwarzer specifically.
*Mary Altheim and Wallace Bardias have a matchmaking session.
*03/09: Reunion for Thors Military Academy's 220th class in Heimdallr. Crow Armbrust leaves for Jurai afterwards.
*03/10: Olivert Reise Arnor, Scherazard, and the Courageous II personnel disappear during their honeymoon.
**Matteus Vander is requested by Eugent Reise Arnor III in confidence to investigate Olivert Reise Arnor's whereabouts and launches an investigation with his students.
*Thors Branch Campus organises an open campus.
** Same day, Ash Carbide is elected as first Thors Branch Campus student council president.
*Towa Herschel decides to become next year's chief instructor at Thors Branch Campus and Isara Irving succeeds her as Military Finance instructor.
*03/14: Ebon Defense Force attacks Aurochs Fort and breaks Crossbell's former Imperial Defense Force out of the underground prison.
**EDF members attempt to assassinate the detained Rufus Albarea, but instead he independently escapes.
* 03/15:
**Rean Schwarzer and New Class VII visit Ymir per Claire Rieveldt's invitation where Matteus Vander requests their assistance in the search for Olivert Reise Arnor.
**At 14:00, in Crossbell City, Crossbell's re-independence ceremony is interrupted by former Governor General Rufus Albarea.
***Rufus Albarea proclaims the United Nation of Crossbell, declares himself supreme leader.
***Special Support Section is forced to withdraw and is split up across Crossbell.
**C of the Reborn Imperial Liberation Front declares to the Intelligence Division he is responsible for Olivert Reise Arnor's abduction.
**At night, at Aurochs Canyon Path, C receives suitcase from Swin Abel and Nadia Rayne. At the same time, he forms the Reborn Imperial Liberation Front by employing Swin and Nadia and they are joined by Lapis Rosenberg, who was inside the suitcase.
*03/16: United Nation of Crossbell suspends jurisdiction of Crossbell Guardian Force and Crossbell Police Department.
*03/17:
**C infiltrates Heimdallr.
**Lloyd Bannings, still wounded, awakens.
**AZOTH sends Lloyd Bannings and Rean Schwarzer Black Mirrors as invitation to the True Reverie Corridor in response to the situation caused by Elysium.
**At night in Himmel Cemetery, Class VII fights the Reborn Imperial Liberation Front, learns C is Rufus Albarea.
*03/18: In Heimdallr, attempted coup d'état collaborators are arrested.
*03/19: Reborn Imperial Liberation Front infiltrates Crossbell City to investigate the abandoned Rosenberg Studio.
**At noon, Rean Schwarzer receives intelligence about Olivert Reise Arnor from C, investigates the Nord Highlands and succeeds in rescuing Prince Olivert and his wife. Afterwards, an eighth Divine Knight appears.
**AZOTH sends C a Black Mirror to invite him to the True Reverie Corridor.
** In Crossbell, Lloyd Bannings infiltrates Reinford Military Factory and learns about Simulacra.
*03/21:
**Around noon, New Class VII, Roselia, and G. Schmidt travel from Spirit Shrines via Spirit Path to the marshlands southeast of Crossbell.
**Reborn Imperial Liberation Front infiltrates Knox Prison and succeeds in contacting Ian Grimwood. Elysium's existence is revealed and Lapis Rosenberg regains all memories.
**Supreme Leader Rufus Albarea addresses entire continent, demands Erebonia's and Calvard's participation in Crossbell Unified Nation.
**That evening, Rean Schwarzer locates the Sonorous Seashell to end communication jamming and contacts Lloyd Bannings. C joins conversation to exchange information about Elysium.
*03/22: 
**At 10:00, liberation of Crossbell City starts.
**At 12:00, Crossbell City is recaptured from the Unified Nation government.
***Immediately after, active camouflage on the Retributive Tower secretly built by the Unified Nation government in Lake Elm, is released and demonstrates its divine lightning by destroying Juno Naval Fortress in westernmost Erebonia. In a video, Supreme Leader Rufus Albarea declares every country that does not join the United Nation will be subjected to Keraunos.
***At 15:00, Operation Wings of Genesis starts.
***At 17:00, Retributive Tower fires Keraunos at itself and is destroyed. (End of Crossbell Second Incident)
*Later, Crossbell is acknowledged by Arteria and regains independence.
*Later, Special Support Section, Class VII, and Reborn Imperial Liberation Front are teleported to True Reverie Corridor.
September 
*Elaine Auclair is promoted to A-rank bracer.In , it is said the events of this episode take place in the future, after 's ending, and may therefore be interpreted as possibilities calculated by Elysium.
Unknown time period
*Verne Company announces independent development of a sixth-generation combat orbment and unilaterally discontinues joint development with Epstein Foundation.
S.1208
January
*In Calvard, Rean Schwarzer visits Longlai with his family, resulting in an unexpected dual against Ikaruga.
April 
*In Calvard, Renne Bright enrolls at Aramis High School as a Jenis Royal Academy exchange student. Later, she becomes student council president.
==References==
===Notes===
===Games===
===Supplementary works===
Category:Content
Category:Events
Category:Concepts