|years:|| 2258 2259 2260 2261 2262 2263 2264
|decades:||2230s 2240s 2250s 2260s 2270s 2280s 2290s|
|centuries:||22nd century - 23rd century - 24th century|
- Lorak, son of B'kol, becomes Chancellor of the High Council of the Klingon Empire. General Chang is appointed as Military Advisor. 
- Myra Coles becomes one of the two leaders of Tyrtaeus II. 
- Roger Korby crash lands on Exo III, where he meets Ruk and transfers his own consciousness into an android body. 
- May; The Klingon colony on Khitomer is annihilated by the Romulan Empire. The USS Enterprise, starting its five-year mission, investigates the attack, but its landing and its CO, Capt. James T. Kirk, were then captured by the Klingons.
- Qo'noS and its main cities come under bombardment by a Romulan/Section 31 force.
- NASA astronaut Captain Steve Cory is found alive by the USS Enterprise on Hendricks V.
Births and DeathsEdit
- John Harriman, future captain of the USS Enterprise-B, is born. 
- Tracy Dane, future first officer aboard the USS Enterprise-B, is born. 
References and NotesEdit
- ↑ TOS video game: Klingon Academy
- ↑ TOS novel: Heart of the Sun
- ↑ TNG novel: Immortal Coil
- ↑ TOS - The Khitomer Conflict comic: "Part 1"
- ↑ TOS - The Khitomer Conflict comic: "The Khitomer Conflict, Part 2"
- ↑ TOS - Lost Apollo comics: "Part 1", "Part 2"
- ↑ TLE novel: Serpents Among the Ruins
- ↑ TOS novel: The Captain's Daughter