Changes

==History==

{{Main|Coronid Deeps}}

{{Main|Manachean War}}

At some point in the aftermath of the [[Horus Heresy]], by at least the time of the [[12th Black Crusade]], the region of space that was the Coronids Deeps was reorganized into the Gothic Sector.{{fn|10}}

{{Main|12th Black Crusade}}

[[Image:BFGA2 Galactic Map.jpg|thumb|right|250px|Galactic map including the Gothic Sector.{{Fn|13}}]]

Following the resurrection of [[Roboute Guilliman]] and the formation of the [[Great Rift]] at the end of the [[41st Millennium]], Dimmamar was one of the worlds which became stranded in the [[Dark Imperium]].{{Fn|3}}

{{Main|Blackstone Fortress}}