 While the Cowpens flag has 12 stars and one center star, the Fallout-American flag has either 12 or 13 stars (depending on the game) encircling one larger star (representing the federal government and nation as a whole).The games take place in an alternate timeline that diverges from reality after World War II.The flag change represents a restructuring of the U.S. from the fifty states of real-life to thirteen commonwealths comprising at least two former states each.