Jabarkan Albion dari Zero no Tsukaima

, nicknamed the white country, is an island nation which is in a period of political strife. According to the storyline, a group of nobles known as Reconquista initiated a coup d'etat against the royalty, and over the course of the story, succeed in killing the entire Albion Royal Family. Cromwell, the leader of the Albion rebellion, seeks to spread his power elsewhere, and begins by attacking Tristain. Albion is the ancient Greek name for the main island of Great Britain upon which are the modern nations England, Wales, and Scotland. The capital city of Albion is Londinium.

Cromwell is named after the leader of the Roundheads during the English Civil War, Oliver Cromwell, who successfully ousted the Monarchy, establishing a brief reign as Lord Protector until his death in 1658 prior to the return of Charles II.