- United States - Wikipedia
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 capital district, Washington, D C
- United States | History, Map, Flag, Population | Britannica
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 of Columbia, the federal capital region created in 1790
- United States - The World Factbook
Explore All Countries United States North America Page last updated: December 03, 2025
- The U. S. and its government - USAGov
U S facts and figures Learn about the United States, including American history, the president, holidays, the American flag, census data, and more
- US - CNN
View the latest US news, top stories, photos and videos from around the nation To get the day’s top headlines delivered to your inbox every morning, sign up for our 5 Things newsletter
- 美国到底是“US”还是“USA”还是“America”? - 知乎
US是United States的缩写，称为“合众国”，前面要加the做限定，写成the United States或theU S 。 United States (US)是对美国最传统和正式的说法。
- U. S. Department of State – Home
December 4, 2025 United States and Kenya Sign Five-Year, $2 5 Billion Health Cooperation Framework
- United States Map - World Atlas
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 Ocean, while the equally expansive Pacific Ocean borders the western coastline
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