This is a list of events that occurred in 2267:
- Matthew Gideon is given command of the Excalibur and agrees to return to Earth 4 years from now if no cure is found.
- Before it is destroyed, the EAS Persephone attacks a Drakh cruiser which crashes on Ceti IV.
- At the suggestion of Doctor Stephen Franklin, head of Xenobiological Research at Earth Dome, the Earth Alliance Health Organization holds the Plague Eradication Management Strategies Mars Conference, bringing in experts from unaffected Earth colonies to plan a unified plan of research. The keynote speaker was Doctor Sarah Chambers. Also at Dr. Franklin's suggestion, Earthforce Captain Elizabeth Lochley is assigned to oversee the conference and co-ordinate security arrangments with Mars Pol. 
|Before the Third Age:||20th Century and earlier 21st Century 22nd Century 2200s 2210s 2220s 2230s 2240s|
|2250s:||2250 2251 2252 2253 2254 2255 2256 2257 2258 2259|
|2260s:||2260 2261 2262 2263 2264 2265 2266 2267 2268 2269|
|2270s onwards:||2270s 2280s 2290s 2300s and beyond|