The United States of America (commonly known the United States, U.S., USA, America, and the States) is a country and federal constitutional republic comprising fifty states and a federal district. The country is situated mostly in central North America, where its 48 contiguous states and Washington D.C., the capital district, lie between the Pacific and Atlantic Oceans, bordered by Canada to the north and Mexico to the south. The state of Alaska is in the northwest of the continent, with Canada to the east and Russia to the west across the Bering Strait. The state of Hawaii is an archipelago located in the mid-Pacific Oceam. The country also possesses several territories in the Pacific and the Caribbean.
Regarding the villain tournaments, the United States is displayed by the existence of it's states. Particularly, the states of San Francisco, Hawaii, and New York City are heavily featured in the villain tournaments, and in most occasions they are featured as amongst the main battle sceneries. It is also evidenced by the appearances of the goverment agent Kent Mansley, the military commander General Rogard, and the U.S. military, in the series, who appear as prominent players in the tournaments.