Halo: Infinity Timeline

This is a timeline of all events in the Infinity Timeline. Canon events will be added later on.
==Forerunner Era==
==Pre-UNSC Era==
==Interplanetary War-Colonization Era==
==First Human Civil War Era==
==Human-Covenant War Era==
==Reconstruction Era==
===2553===
*Unknown Date
**Neutral San'Shyuum initiate the San'Shyuum Restoration Program.
*March
**1st: Temporary war memorial is erected
*December
**6th: Great Civil War of 2553 begins.
===2554===
*May
**15th-30th: Operation: BARBADOS: ONI destroys UEG conference building; top seven (all of which were corrupt to different degrees since January) and dozens others are killed allowing UNSC to assume power over unstable Earth. UFC is framed and temporary military dictatorship continues.
*July
**17th: Sangheili Civil War begins.
===2555===
*Unknown date
**Separatist Unggoy fail in retaking Balaho.
===2556===
*February
**Unspecified date: Sangheili Civil War ends; Sangheili Empire assumes control of the Sangheili species.
*November
**UNSC begins Operation: SIERRA, the codename for the recolonization and/or restoration of 463 former/battered colonies. Another 25 within Human space yet habitable are also planned to be colonized. However, no actions are taken for two years.
===2558===
*Unknown date 
**Fight for dominance begins on Eayn.
**Unggoy Federation is formed. Capital is established on Benaho and small militia is erected.
*April 
**17th: Great Civil War of 2553 ends in a UNSC victory. The Union of Free Colonies is disbanded.
===2559===
*Unspecified date
**Second Covenant Mass Rearnament begins.
===2560===
*March
**5th: UNSC Marshal law revoked on twenty-one colonies; military dictatorship ceases and is replaced by a Federal Parliamentary Rebpublic in which voters elect planetary government whom in turn appoint interplanetary government members. The first Supreme Minister elected is Terrence Hood.
===2561===
Unspecified date:
*Unggoy Federation's military grows to sufficient size while introducing the revolutionary Unggoy Assault Ship.
September
*Unspecified date: Sangheili Imperial government is fully established. Thel 'Vadamu becomes official Emperor and Rtas 'Vadum the Commander of Imperial Forces.
===2562===
*Unkown date
**Eayn Insurgencies ends; the United Kyr Empire, a neutral faction, is formed as the dominant Kig-Yar government.
===2563===
*March
**Unspecified date: Humans remember, honor, and celebrate the ten year anniversary of the Human-Covenant War's ending.
===2564===
*April
**Unspecified date: Sangheili-Covenant War begins with the Sangheilian invasion of Balaho along with their Unggoy allies.
===2567===
*Unknown date
**After capturing some thirty colonies, the Sangheili end their invasion.
===2568===
*Project: EUPHRATES, a rearnament for the UNSC, initiates. Its goal is to roll out an entirely new navy and replace most infantry weapons and vehicles. Some technologies such as the Marathon-class Cruiser, BR55 series, Warthog, and Scorpion tank survive the project.
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==Second Human Civil War Era==
==Second Great War Era==
==Inter-War Era==
==Galactic War Era==
==Aftermath Era==