Reichskommissariat Ostland

Reichskommissariat Ostland (abbreviated as RKO; literally "East land") was the civilian occupation regime (Reichskommissariat) of the entirety of lands in the east of Reichskommissariat Arthursland. It was governed by a civilian administration but headed by a military council. Established in mid-1941, the Reichskommissariat was administered by Werner von Goldberg as the Reichskommissar. The administration's tasks included the pacification of the region and the exploitation, for German benefit, of its resources and people.

Before the German invasion, the land of Western Arthuria were made up of those who supported Guinevere as the rightful empress of the Arthurian Empire, which costed them greatly when the tide began to change against Guinevere. After the arrival of the Germans, they were met with the support of both local population, who openly supported Germany as the only people capable of restoring Guinevere, in giving justice to Mordred and leading the people to a new future.