| 2240 2241 2242 2243 2244 2245 2246 |
| 2210s 2220s 2230s 2240s 2250s 2260s 2270s |
| 22nd century - 23rd century - 24th century |
Events[]
- The construction of the USS Tamerlane begins. (Tamerlane)
- Captain Ismail Supriyanto, in command of the uprated Baton Rouge-class cruiser USS Arcturus, leads Confrontation Group Aleph against Klingon forces at the Battle of Donatu V. ("The USS Arcturus in History"; Star Trek: Shadowstar Station: "Heritage,")
- Starfleet faces its greatest defeat of the Four Years War at Inverness V. 18 starships and 5 inhabited planets are lost, with thousands declared dead, wounded, or missing. (Axanar)
Births[]
- George Addams is born on Earth. (Star Trek: The Intrepid Adventures)
Deaths[]
- Starfleet officer Mark Gallaudet, son of Kristin Gordon, dies in an accident at age 40. (Star Trek: Shadowstar Station)
Assignments and promotions[]
- Admiral Conrad Slater, the Starfleet Commander-in-Chief is forced to step down after two years of near constant defeat against the Klingon Empire following the beginning of the Four Years War. (Axanar)
- Admiral Marcus Ramirez is appointed as the new Commander-in-Chief of Starfleet. One of his first orders is the design and construction of the Ares-class battlecruiser. (Axanar)