https://en.wikipedia.org/wiki/United_states
The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America.It consists of 50 states, a federal district, five major unincorporated territories, 326 Indian reservations, and nine minor outlying islands. At 3,531,905 square miles (9,147,590 square kilometers), it is the world's third-largest …