United States - Wikipedia
The United States of America (USA), commonly known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal union of 50 states and a federal …
United States | History, Map, Flag, & Population | Britannica
2 天之前 · United States, country in North America, a federal republic of 50 states. Besides the 48 conterminous states that occupy the middle latitudes of the continent, the United States …
United States - Simple English Wikipedia, the free encyclopedia
The United States of America (USA), commonly known as the United States (U.S.) or simply America, is a sovereign country mostly in North America. It is divided into 50 states. Forty …
The U.S. and its government - USAGov
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, …
U.S. Department of State – Home
2024年11月15日 · ShareAmerica is the U.S. Department of State’s platform for stories about America and the principles that underlie U.S. foreign policy. What is your overall satisfaction …
United States Facts | Britannica
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 United States …
United States - The World Factbook
2024年11月12日 · Buoyed by victories in World Wars I and II and the end of the Cold War in 1991, the US remains the world's most powerful nation state. Since the end of World War II, …
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