M23 var addthis_config = {"data_track_addressbar":true};

Year	Event	Source
M23	The systems of Savia, Metrium and Sodallagain are discovered. The third is a remote system apparently named by a very bored explorator.	Death or Glory (Novel) by Sandy Mitchell: Editorial Note after Chapter 1, p. 12
late M23	Daemonic possession, Warp turbulence, betrayal by robotic servants, and general anarchy rip across human civilization. The Golden Age of human civilization has come to a swift and brutal end.	Warhammer 40,000 6th Edition Rulebook pg. 167

M22	Timeline	M24