List of military operations

This is a list of military operations. 
==Table==
Operation 	Date 	Location 	Details
SEPTEMBER_FIREBREAK_2159SEPTEMBER FIREBREAK 2159	2159:09:03 to 2159:11:10September 3 — November 10, 2159 	UEG, Sol system, Jovian SpaceJovian SpaceSol system 	Following civil unrest on the Jovian Moons, the United Nations Space Authority (UNSA) transports 8,000 UN peacekeeping troops to the Jovian colonies.
FIRE_RESCUE_2160FIRE RESCUE 2160 	2160:03:05 to 2160:03:29March 5 — 29, 2160 	UEG, Sol system, Jovian SpaceJovian SpaceSol system 	In cooperation with the UN Department of Peace Operations, the UNSA facilitates the deployment of peacekeeping troops to Jovian Space, as well as requisitioning and converting civilian ships for use as carriers and transports. The operation concludes on March 29 with the Department of Peace Operations informing the UN Security Council of its inability to restore order under present circumstances.
VANGUARD_9065VANGUARD 9065 	2160:03:30 to 2160:07:07March 30 — July 7, 2160 	UEG, Sol system, Jovian SpaceJovian SpaceSol system 	The UNSA transports hundreds of thousands of soldiers from Earth, Luna, and Mars to the Jovian Moons. Order is restored and victory is declared on June 30; the UNSA continues to deploy UEG-authorized troops to Jovian Space until July 7.
TEMPLE_GUARDHOUSETEMPLE GUARDHOUSE 	2161:08:12 to 2161:08:21August 12 — 21, 2161 	UEG, Sol system, The Belt4 VestaSol system 	The UNSA deploys space forces to the perimeter of the 4 Vesta colony and blockades it. UNSA ships engage Frieden ships and defenses on August 16 and again on August 21.
TEMPLE_RECLAMATIONTEMPLE RECLAMATION 	2161:08:21 to 2161:08:29August 21 — 29, 2161 	UEG, Sol system, The Belt4 VestaSol system 	UNSA marines and UEG troops assault the occupied Vesta colony and liberate it.
LEVIATHANLEVIATHAN 	2163:11:20 to 2163:12:25November 20 — December 25, 2163 	UEG, Sol system, MarsMarsSol system 	The UNSA Expeditionary Fleet travels to Mars and assaults the Koslovic-dominated Argyre Planitia; Orbital Drop Shock Troopers are deployed for the first time, and UNSA Marines coordinate offensive actions against the Koslovics with the UEG troops on the ground. Koslovic forces surrender unconditionally in the evening of December 25, 2163.
LEVIATHAN_STRIKELEVIATHAN STRIKE 	2163:12:09 to 2163:12:09December 9, 2163 	UEG, Sol system, MarsMarsSol system 	Seven battalions of Orbital Drop Shock Troopers deploy against the Argyre Planitia via orbital insertion pods launched from UNSA assault carriers, marking the first combat deployment of the ODSTs. The UNSA Expeditionary Fleet follows the ODST assault with 50,000 marines.
LEVIATHAN_WALTZLEVIATHAN WALTZ 	2163:12:09 to 2163:12:25December 9 — 25, 2163 	UEG, Sol system, MarsMarsSol system 	Following the UNSA assault on the Argyre Planitia, UNICOM invades the Argyre Quadrangle with 5 million army and air force personnel already present on Mars.
GALLANT_GALAHADGALLANT GALAHAD 	2164:00:00 to 2164:00:002164 	UEG, Sol system, Mars, PhobosPhobosSol system 	Battle of the Martian Moons: Battle of Phobos.
THERMIDORIAN_RECLAMATIONTHERMIDORIAN RECLAMATION	2164:00:00 to 2164:00:002164 	UEG, Sol system, Mars, DeimosDeimosSol system 	Battle of the Martian Moons: Battle of Deimos.
SUPREMACYSUPREMACY 	2165:05:05 to 2170:03:07May 5 — March 7, 2170 	UEG, Sol system, JupiterJovian spaceSol system 	UNSC forces deploy massive space and terrestrial forces to Jovian Space to restore order.
SUPREME SHIELDSUPREME SHIELD 	2165:08:01 to 2165:09:05August 1 — September 5, 2165 	UEG, Sol system, JupiterJovian spaceSol system 	UNSC space forces engage in a month-long action as Freiden forces attempt to destroy transports and troopships.
BRAAM-SABUROV_OFFENSIVEBRAAM-SABUROV OFFENSIVE 	2169:09:13 to 2169:10:05September 13 — October 5, 2169 	UEG, Sol system, JupiterJovian spaceSol system 	Limited UNSC space offensive against Frieden positions in the Jovian Trojans.
STORM_WEATHERSTORM WEATHER 	2388:00:00 to 2402:00:002388 — 2402 	UEGUEG Space 	Inner Colony Wars: UEG-authorized UNSC interventions.
SPLENDID_SCEPTERSPLENDID SCEPTER 	2409:00:00 to 2411:00:002409 — 2411 	UEGUEG Space 	Inner Colony Wars: UNSC show-of-force demonstrations and ODST deployments against potential rebellions and unrest in established colonies.
CLEAN_SWEEP(CLEAN SWEEP) 	2490:00:01 to 0000:00:00After 2490 	UEG, UnknownUEG Space 	Presumed anti-insurrectionist operations.
CHARLEMAGNE(CHARLEMAGNE) 	2496:01:12 to 2497:00:00January 12, 2496 - 2497 	UEG, Eridanus System, Eridanus IIEridanus IIEridanus System 	Project: ORION
VERITAS 	2496:00:00 to 2497:00:002496 or 2497, or2496 - 2497 	UEG, UnknownUEG Space 	
ILIAD_REGALIAILIAD REGALIA 	2500:00:00 to 2505:00:002500 — 2505 	UEG, Sol systemSol system 	Insurrection: Goodwill tours of the interplanetary-era heavy battleship Ajax of Sol throughout the Sol system.
KALEIDOSCOPE(KALEIDOSCOPE) 	2502:00:00 to 2507:00:002502 - 2507 	UEG, UnknownUEG Space 	
TANGLEWOOD(TANGLEWOOD) 	2502:03:13 to 2506:00:00between March 13, 2502 and 2506 	UEG, UnknownUEG Space 	
SILVER_SERPENT'S_KISSSILVER SERPENT'S KISS 	2511:08:17 to 2514:01:13August 17, 2511 — January 13, 2514 	UEG, UnknownUEG Space 	ONI counter-insurgency operations against the Free Skies movement and Free Skies Army insurrectionist organizations.
TREBUCHET(TREBUCHET) 	2513:00:00 to 2525:00:002513 - 2525 	UEG, UnknownUEG Space 	
BREADCRUMB(BREADCRUMB) 	2513:00:00 to 2519:00:00before 2519 	UEG, UnknownUEG Space 	
WHISPER_AMONG_STARS(WHISPER AMONG STARS) 	2513:00:00 to 2519:00:00before 2519 	UEG, UnknownUEG Space 	
ROCK_HOUSE 	2525:00:00 to 2530:00:00between 2525 and 2530 	UEG, Eridanus System, Eridanus IIEridanus IIEridanus System 	Anti-Insurrectionist operation.
TALON 	2525:09:12 to 2525:09:14September 12 - 14, 2525 	UEG, Eridanus System, Eridanus SecundusEridanus SecundusEridanus System 	Anti-Insurrectionist operation; capture of .
ASTUTE_TIGER(ASTUTE TIGER) 	2526:00:00 to 2531:00:002526 - 2531 	UEG, Epsilon Indi System, Epsilon Indi 4 (Harvest)HarvestEpsilon Indi System 	
ABLE_SENTRY 	2526:00:00 to 2552:00:00between 2526 and 2552 	UEG, Circinius System, Circinius 4 (Circinius IV)Circinius IVCircinius System 	
PHALANX(PHALANX) 	2526:00:00 to 2552:00:00between 2526 and 2552 	UEG, Circinius System, Circinius 4 (Circinius IV)Circinius IVCircinius System 	
SILENT_STORM 	2526:03:08 to 2526:04:25March 8 - April 25, 2526 	UEG, UnknownUEG Space 	
ICE_DANCE 	2526:03:18 to 2526:03:18March 18, 2526 	UEG, Kolaqoa System, Biko, SeobaSeobaBiko, Kolaqoa System 	
RED_ROOM 	2526:05:00 to 2530:00:00before 2530 	UnknownUnknown 	
OPAL_INFERNOOPAL INFERNO 	2528:00:00 to 2528:00:002528 	UEG, UnknownUEG Space 	Following the successful incapacitation of the Covenant mobile dockyard Diligence and Prosperity, UNSC forces engaged Covenant forces aboard and in the vicinity of the dockyard while attempting to extract information and technology from the stricken craft.
BLUE_MOON 	2530:00:00 to 2530:00:002530 	UEG, Eridanus System, Eridanus IIEridanus IIEridanus System 	
OCTAGON 	2530:00:00 to 2553:05:00between 2530 and May 2553 	UEG, UnknownUEG Space 	
HORIZON 	2531:00:00 to 2544:00:00between 2531 and 2544 	UEG, UnknownUEG Space 	
SWITCHBACK 	2531:00:00 to 2544:00:00between 2531 and 2544 	UEG, UnknownUEG Space 	
SMOKING_ACES 	2531:05:01 to 2531:05:01May 1, 2531 	UEG, 111 Tauri System, VictoriaVictoria111 Tauri System 	
FALLEN_WALLS(FALLEN WALLS) 	2532:00:00 to 2535:02:12between 2532 and February 12, 2535 	UEG, Lambda Serpentis system, Jericho VIIJericho VIILambda Serpentis System 	
HYPODERMIC(HYPODERMIC) 	2532:00:00 to 2552:08:30between 2532 and August 2552 	UEGUEG Space 	
PALE_SHADOW(PALE SHADOW) 	2526:00:00 to 2537:00:00before 2537 	UEG, Unknown, EireneEirene 	
HWACHA 	2537:00:00 to 2537:07:272537, before July 27 	UEG, UnknownBonanza asteroid belt 	
IRON_GREAVE(IRON GREAVE) 	2537:00:00 to 2537:07:272537, before July 27 	UEG, Unknown, New ConstantinopleNew Constantinople 	
PROMETHEUS(PROMETHEUS) 	2537:07:27 to 2537:08:02July 27 — August 2, 2537 	Covenant Space, Unknown, K7-49K7-49 	
GREY_VEIL(GREY VEIL) 	2540:00:00 to 2551:00:00between 2540 and 2551 	Covenant Space, Unknown, HeianHeian 	
GUARDIAN_LANCE(GUARDIAN LANCE) 	2540:07:00 to 2540:07:00July 12, 2540 	UEG, Lambda Serpentis system, Jericho VIIJericho VIILambda Serpentis System 	
WARM_BLANKET(WARM BLANKET) 	2544:00:00 to 2544:00:002544 	UEG, UnknownUEG Space 	
IRON_FIST(IRON FIST) 	2544:00:00 to 2544:00:002544 	UEG, Unknown, MiridemMiridem 	
DEVIL_FREEDOM(DEVIL FREEDOM) 	2544:00:00 to 2552:00:00between 2544 and 2552 	UEG, Unknown, ImberImber 	Evacuation of Imber.
CARTWHEEL(CARTWHEEL) 	2544:00:00 to 2545:05:30before May 30, 2545 	UnknownUnknown 	
TORPEDO(TORPEDO) 	2545:07:03 to 2545:07:03July 3, 2545 	Covenant Space, 51 Pegasi system, Pegasi DeltaPegasi Delta51 Pegasi system 	
DELHI(DELHI) 	2547:00:00 to 2558:08:00between 2546 and August 2558 	UEG, Unknown, Hat YaiHat Yai 	Anti-insurrection operation.
SLOW_DIVE 	2550:00:00 to 2550:00:00Late 2550 	UnknownUnknown 	
KINETIC_STORM 	2552:00:00 to 2555:08:00between 2552 and 2555 	UnknownUnknown 	
FIRESIDE(FIRESIDE) 	2552:01:08 to 2552:01:10January 8—10, 2552 	UEG, Unknown, ArielAriel 	Ariel Campaign
BRAVADO 	2552:07:00 to 2552:00:00July 2552 	UnknownUnknown 	
RED_FLAG(RED FLAG) 	2552:07:00 to 2552:09:00July — September 2552 	UnknownUnknown 	
OCEAN_BREAKER(OCEAN BREAKER) 	2552:07:18 to 2552:07:18July 18, 2552 	UEG, Sigma Octanus system, Sigma Octanus IVSigma Octanus IV, Sigma Octanus system	
HEMORRHAGE 	2552:00:00 to 2552:08:00Before August 2552 	UnknownUnknown 	
HORN_AND_HIDE 	2552:00:00 to 2552:08:00Before August 2552 	Covenant Space, Unknown, Odenli'shOdenli'sh 	
BLOWBACK(BLOWBACK) 	2552:08:00 to 2552:08:00August 2552 	UnknownUnknown 	
LEFT_JAB 	2552:08:14 to 2552:08:14August 14, 2552 	UEG, Epsilon Eridani system, ReachReachEpsilon Eridani system 	
UPPER_CUT 	2552:08:14 to 2552:08:14August 14, 2552 	UEG, Epsilon Eridani system, ReachReachEpsilon Eridani system 	
SWORD_52 	2552:08:18 to 2552:08:23August 18—23, 2552 	UEG, Epsilon Eridani system, ReachReachEpsilon Eridani system 	Reach Campaign: Evacuation of New Alexandria
WHITE_GLOVE 	2552:08:29 to 2552:08:30August 29—30, 2552 	UEG, Epsilon Eridani system, ReachReachEpsilon Eridani system 	Reach Campaign: Destruction of ONI CASTLE & SWORD facilities
ENDGAME 	2552:09:02 to 2552:12:25September 2 — December 25, 2552 	Covenant SpaceCovenant Space 	
FIRST_STRIKE 	2552:09:13 to 2552:09:13September 13, 2552 	Unknown, Tau Ceti systemTau Ceti system 	
RED_CLOUD 	2552:10:00 to 2552:10:00October 2552 	UnknownUnknown 	
WHITE_SAND 	2552:10:00 to 2552:10:00October 2552 	UnknownUnknown 	
WINDOW_PANE 	2552:10:20 to 2552:10:20October 20, 2552 	UEG, Sol system, EarthEarthSol system 	
BUMRUSH 	2552:10:20 to 2552:10:20October 20, 2552 	UEG, Sol system, EarthEarthSol system 	
CIRRUS(CIRRUS) 	2552:10:31 to 2552:11:03between October 31, 2552 and November 3, 2552	UEG, Zeta Doradus system, OnyxOnyxZeta Doradus system 	
JOINT_MONITOR 	2552:11:07 to 2553:03:03between November 7, 2552 and March 3, 2553 	UEG, Sol system, EarthEarthSol system 	
MARSH_FLASH 	2552:12:03 to 2552:12:03December 3, 2552 	UEG, Sol system, EarthEarthSol system 	
BLIND_FAITH(BLIND FAITH) 	2552:12:11 to 2552:12:11December 11, 2552 	UnknownInstallation 00extragalactic space 	
SUNSPEAR(SUNSPEAR) 	2552:12:25 to 2552:12:25December 25, 2552 	Covenant Space, Unknown, GlykeUnknown 	In accordance with Operation: ENDGAME, UNSC forces deployed a NOVA Bomb to the Sangheili colony of Glyke and detonated it, devastating the planet and killing its entire population.
HERODUCK 	2553:01:07 to 2554:00:00after January 7, 2553 	UnknownUnknown 	
WEASLEY 	2553:01:07 to 2554:00:00after January 7, 2553 	UnknownUnknown 	
CARRION_HEART 	2553:02:00 to 2553:05:00between February and May 2553 	UnknownUnknown 	
INSTINCT 	2553:02:00 to 2553:05:00between February and May 2553 	UEG, Touchstone system, AndesiaAndesiaTouchstone system 	
FLINT_DEVIL 	2553:03:03 to 2553:05:14between March 3 and May 14, 2553 	UEG, Khaphrae system, Installation 03Installation 03Khaphrae system 	
JOVIAN_WHISTLE 	2553:05:14 to 2553:07:06between May 14 and July 6, 2553 	Disputed, Cordoba system, GaoGaoCordoba system 	
COUGAR_REDEMPTION 	2553:07:06 to 2553:07:26between July 6 and 26, 2553 	UnknownUnknown 	
BRONZE_COBRA 	2553:07:06 to 2557:07:06between July 6, 2553 and July 6, 2557 	Disputed, Orso system, VeneziaVeneziaOrso system 	
RETRIBUTION 	2553:12:08 to 2553:12:16December 8—16, 2553 	*Multiple systems 	
FOCUS_LENS_2555 	2555:00:00 to 2555:00:002555 	UEG, Sol system, MarsMarsSol system 	
*(after March 3, 2553 and before 2558) 
*(between March and August 2555) 
*(between March 2555 and August 2558) 
*(between March 2555 and August 2558) 
*(March 17-20, 2555) 
*(August 2555) 
*(between 2556 and August 2558) 
*(between 2556 and October 2558) 
*(between 2556 and October 2558) 
*(before July 12, 2556) 
*(February 2558) 
*(between February and October 2558) 
*(February 7, 2558) 
*(February 8, 2558) 
*(May 8-10, 2558) 
*(September 2558) 
*(September 17-18, 2558) 
*(October 7-12, 2558) 
*(between October 17 and 24, 2558) 
*(October 23, 2558) 
*(after October 2558) 
*(after October 2558) 
*(April 2559) 
==Miscellaneous==
*ALLIED RESPONSE
*BARRICADE
*BLIND FAITH
*BLOODHOUND
*BROADSIDE
*BRUTAL ANTHEM
*CATACLYSM
*CHECKPOINT
*CONDITION RED
*COUNTERWEIGHT 
*CROSSROADS
*CYCLONE
*DISTANT PEAK
*DRUMBEAT
*EARNEST FURY
*EARTHQUAKE
*FINAL STRIKE
*FIRESIDE
*FORTRESS
*GUILLOTINE
*JUGGERNAUT
*MAGNITUDE
*PLANETFALL
*POSTAGE EXPRESS
*RED FLAG
*STORM WEATHER
*TSUNAMI
*WARLORD
*WARRANT
*WILDFIRE
==Old style==
*(after 2490) Operation: CLEAN SWEEP
*(January 12, 2496 - 2497) Operation: CHARLEMAGNE
*(2496 or 2497, or 2496 - 2497) Operation: VERITAS
*(2502 - 2507) Operation: KALEIDOSCOPE
*(between March 13, 2502 and 2506) Operation: TANGLEWOOD
*(2513-2525) Operation: TREBUCHET
*(before 2519) Operation: BREADCRUMB
*(before 2519) Operation: WHISPER AMONG STARS
*(between 2525 and 2530) Operation: ROCK HOUSE
*(September 12-14, 2525) Operation: TALON 
*(between 2526 and 2531) 
*(between 2526 and 2552) 
*(between 2526 and 2552, and after ABLE SENTRY) Operation: PHALANX
*(March 8 - April 25, 2526) Operation: SILENT STORM
*(March 18, 2526) Operation: ICE DANCE (Biko Campaign) 
*(before 2530) Operation: RED ROOM
*(2530) Operation: BLUE MOON 
*(between 2530 and May 2553) Operation: OCTAGON
*(between 2531 and 2544) Operation: HORIZON 
*(between 2531 and 2544) Operation: SWITCHBACK
*(May 1, 2531) Operation: SMOKING ACES
*(between 2532 and February 12, 2535) Operation: FALLEN WALLS (Jericho VII Campaign)
*(between January 2532 and August 2552) Operation: HYPODERMIC
*(before 2537) Operation: PALE SHADOW
*(early 2537) Operation: HWACHA 
*(early 2537) Operation: IRON GREAVE (New Constantinople Campaign) 
*(July 27 - August 2, 2537) Operation: PROMETHEUS
*(between 2540 and 2551) Operation: GREY VEIL (Heian Campaign)
*(July 12, 2540) Operation: GUARDIAN LANCE
*(2544) Operation: IRON FIST 
*(2544) Operation: WARM BLANKET
*(between 2544 and 2552) Operation: DEVIL FREEDOM
*(before May 30, 2545) Operation: CARTWHEEL
*(July 3, 2545) Operation: TORPEDO
*(between 2547 and August 2558) Operation: DELHI 
*(late 2550) Operation: SLOW DIVE
*(between 2552 and 2555) 
*(January 8, 2552) Operation: FIRESIDE (Ariel Campaign)
*(July 2552) Operation: BRAVADO
*(July-August 2552) Operation: RED FLAG
*(July 18, 2552) Operation: OCEAN BREAKER (Sigma Octanus IV Campaign) 
*(before August 2552) Operation: HEMORRHAGE
*(before August 2552) Operation: HORN AND HIDE
*(August 2552) Operation: BLOWBACK
*(August 14, 2552) Operation: LEFT JAB
*(August 14, 2552) Operation: UPPER CUT
*(August 18-23, 2552) Operation: SWORD 52 (Reach Campaign) 
*(August 29-30, 2552) Operation: WHITE GLOVE (Reach Campaign) 
*(September 13, 2552) Operation: FIRST STRIKE
*(October 2552) Operation: RED CLOUD
*(October 2552) Operation: WHITE SAND
*(October 20, 2552) Operation: BUMRUSH
*(October 20, 2552) Operation: WINDOW PANE
*(Between October 31 and November 3, 2552) Operation: CIRRUS
*(between November 7, 2552 and March 3, 2553) Operation: JOINT MONITOR 
*(December 2552) Operation: SUNSPEAR
*(December 3, 2552) Operation: MARSH FLASH
*(December 11, 2552) Operation: BLIND FAITH (Ark Campaign)
*(after January 7, 2553) 
*(after January 7, 2553) 
*(between February and May 2553) 
*(between February and May 2553) 
*(after March 3, 2553) 
*(between March 3 and May 14, 2553) 
*(May 14 - July 6, 2553) 
*(between July 6 and 26, 2553) 
*(between July 6, 2553 and July 6, 2557) 
*(December 8-16, 2553) 
*(2555) 
*(between March and August 2555) 
*(between March 2555 and August 2558) 
*(between March 2555 and August 2558) 
*(March 17-20, 2555) 
*(August 2555) 
*(between 2556 and August 2558) 
*(between 2556 and October 2558) 
*(between 2556 and October 2558) 
*(before July 12, 2556) 
*(February 2558) 
*(between February and October 2558) 
*(February 7, 2558) 
*(February 8, 2558) 
*(May 8-10, 2558) 
*(September 2558) 
*(September 17-18, 2558) 
*(October 7-12, 2558) 
*(between October 17 and 24, 2558) 
*(October 23, 2558) 
*(after October 2558) 
*(after October 2558) 
*(April 2559) 
*
*
*Operation: DAYBREAK
*Operation: STONEBREAK 
*Operation: TENDRIL
*
*Operation: THRONE