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 …

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Sep 28, 2025 · The United States is the fourth largest country in the world in area (after Russia, Canada, and China). The national capital is Washington, which is coextensive with the District …

Oct 1, 2025 · Explore All Countries United States North America Page last updated: October 01, 2025

Sep 21, 2025 · 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 …

Official website of the U.S. Department of Justice (DOJ). DOJ’s mission is to enforce the law and defend the interests of the United States according to the law; to ensure public safety against …

The United States of America (USA), also known as the United States (U.S.) or less precisely and colloquially as America, is a country that is mainly in North America.

Voting and elections Find out how to register to vote, where your voting location is, how presidential elections work, and more about voting in the United States.

We provide science about the natural hazards that threaten lives and livelihoods; the water, energy, minerals, and other natural resources we rely on; the health of our ecosystems and …

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