United States

The  (USA), more commonly known as the United States (U.S.) or America, is a federal constitutional republic situated mostly in central North America. Its 48 contiguous states and, the capital district, rests between the Pacific and , bordered by Canada to the north and Mexico to the south. The state of is in the northwest of the continent, with Canada to the east and Russia to the west across the. The state of is an archipelago in the mid-Pacific. The country also possesses several territories in the Pacific and Caribbean such as Puerto Rico.