The United States of America(USA), also known as the United States(U.S.) or America, is a country primarily located in North America. It is a federal republicof 50 statesand a federal capital district, …

Learn about the United States, including American history, the president, holidays, the American flag, census data, and more. Get contact information for U.S. federal government agencies, departments, …

2 days ago · Besides the 48 conterminous states that occupy the middle latitudes of the continent, the United States includes the state of Alaska, at the northwestern extreme of North America, and the …

Nov 14, 2025 · Visit the Definitions and Notes page to view a description of each topic.

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The USA borders Canada in the north; its southern 3,155 km long border to Mexico is partly furnished with a great wall (or fence). The United States also shares maritime borders with the Bahamas, …

Jan 21, 2025 · The USA is the world's foremost economic and military power, with global interests and an unmatched global reach. America's gross domestic product accounts for close to a quarter of the …