United States
United States, America, The States, Abbreviation: U.S.A., U.), referred to as the United States, is composed of 50 states and Washington DC District of the federal republic constitutional state. The United States is located in central North America, east of the Atlantic Ocean, west of the Pacific Ocean, north of Canada, southern and Mexico and the Gulf of Mexico border. In addition to Alaska and Hawaii, 48 states are located in the United States. Alaska is located in the northwest of the North American continent, east of Canada, west and Russia across the Bering Strait. Hawaii is the central Pacific Islands. The United States also has a number of offshore territories and islands in the Caribbean and the Pacific. In addition, the United States in more than 140 countries and regions have 374 overseas military bases. The United States currently has 50 states, a federal territory and a number of foreign territories, ranking third or fourth in the world (depending on the definition of water area). The US population is about 3.