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 republic of 50 states and a federal …

1 day ago · The United States is a country in North America that is a federal republic of 50 states. Besides the 48 conterminous states that occupy the middle latitudes of the continent, the …

Learn about the United States, including American holidays, the American flag, presidents, census data, and the U.S. Constitution.

Oct 1, 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 …

Jan 22, 2024 · The United States, officially known as the United States of America (USA), shares its borders with Canada to the north and Mexico to the south. To the east lies the vast Atlantic …

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 …

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, …

It is made of 50 states, a federal district (Washington, D.C., the District of Columbia), and some other territories and insular areas. Forty-eight of the states are connected (Contiguous United …