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 …

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

5 days 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, …

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 …

The United States of America (USA), for short America or United States (U.S.) is the third or the fourth-largest country in the world. It is a constitutional based republic located in North …

Across the U.S. map, discover iconic landmarks like the Statue of Liberty and the Golden Gate Bridge, and experience the unique cities and cultures that make up this great nation.

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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, …