From Halopedia, the Halo wiki
- Insurrectionist factions on Talitsa officially disband due to the escalation of the Human-Covenant War.
- Construction Platform 966A is decommissioned and abandoned.
- The Battle of Hat Yai takes place either late this year or in 2529.
- The MJOLNIR Security variant is first produced by Misriah Armory.
- The Assembly Minority decides to sacrifice remote, low-population colonies in order to determine the Covenant's pattern of operation and plan effective countermeasures based on it.
- Katrina leaves her homeworld, Eridanus II.
- January 30: James Cutter turns down a command position on board the cruiser UNSC Prophecy.
- February 13: The Battle of XI Boötis A takes place, resulting in a UNSC victory.
- December 5: Edward Buck enlists in the UNSC Marine Corps.
- December: Madrigal is invaded and glassed by the Covenant. Survivors flee to a set of asteroids in orbit above Hesiod, dubbing the worldlets the Rubble.
- ^ Halo Waypoint: Talitsa
- ^ Halo: Ghosts of Onyx, page 51
- ^ Halo: Evolutions, "Dirt", page 126
- ^ Halo Encyclopedia, page 96 (2011)
- ^ Halo: Reach, Data pad 13
- ^ Hunt the Truth, Episode 2: BAD RECORDS
- ^ Halo Wars Timeline Events - 30 January 2528
- ^ Halo Wars: Genesis
- ^ Twitter: Halo Waypoint - Today In Halo
- ^ Halo: The Cole Protocol, page 72
- ^ Halo Encyclopedia, page 301 (2011)