The Era Indomitus, also called the Age of the Dark Imperium, is the name given to the present period in the history of the Imperium of Man. It began with the destruction of Cadia by the forces of Chaos in the 13th Black Crusade and the subsequent formation of the Great Rift across the galaxy.
This period is marked by the physical division of the Imperium into two halves by the Great Rift, the Imper...