Back in 1980s and 1990s, The Bear Federation experienced rapid economic and cultural growth, while the United States of Eagle became deeply embroiled in warfare. Dissatisfied with the USE Gov't, several southern states declared independence, forming the New Kaliformia Republic. Following USE's dissolution, more former USE states sticked together in the path of independence and the Lone Star Republic was finally established. Wild Assault's story unfolds in this fragmented and war-torn land.