- Sixth, Seventh, and Eighth Battles of Hesperus - Draconis Combine invades Hesperus II.
- Draconis Combine WarShips enact the Siege of Hesperus II.
- Tharkad-class LCS Invincible arrives and stops the assault on Hesperus. She destroys the entire task force, including the last of the Draconis Combine WarShip Navy.
- The Invincible later misjumps while returning to Tharkad, the last active WarShip operating in the Succession War era.
- Mohammed al Ibrahim wins the 2853 Solaris Grand Championship.
- The SDR-5D variant of the Spider BattleMech introduced.
- Capellan Confederation's version of the Defender Medium Strike Fighter, the Crane enters service.
- Clan Smoke Jaguar develops the Locust IIC 3 variant.
- First refit to downgraded LNX-8Q variant of the Lynx performed.
- Downgraded NTK-2P variant of the Night Hawk begins production.