Imperium / chapter
Siege-masters and wall-builders, the defenders of Terra during the Heresy. Stubborn, disciplined, and unmatched in fortification and siege warfare.
Original summaries and chronology labels generated from the same catalog powering the atlas.
David Guymer
The Imperial Fists thread reaches a defining late-sequence point as the War of the Beast reshapes what survival means for Dorn's heirs.
540.M32 - 549.M32
range date, medium confidence
Dan Abnett
The opening Beast Arises novel, moving the atlas into M32 with an Imperial crisis that forces older institutions to respond.
544.M32 - 544.M32
exact date, high confidence
David Annandale
The Imperial Fists legacy becomes central as the M32 crisis forces the Imperium to rediscover old defensive obligations.
544.M32 - 544.M32
exact date, high confidence