After the Legion was defeated by the Solar Empire, the Tundran Territories and its neighbor; the Western Frontier, eventually grown to become Military superpowers due to both being unconquered by the Iron Legion during the Lightning Wars. The Tundran Territories were at war with the Western Frontier 30 years before the events of Battalion Wars when the Tundrans invaded the Western Frontier after Tsar Gorgi was told about a secret weapon being developed there, the war ended in a peace treaty but both nations stood bitter enemies.