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 …
United States | History, Map, Flag, & Population | Britannica
21 hours ago · 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 …
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.
United States - The World Factbook
Oct 1, 2025 · Explore All Countries United States North America Page last updated: October 01, 2025
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。
A Country Profile - Destination USA - Nations Online Project
Discover the United States of America: vacation, accommodation, hotels, attractions, festivals, events, tourist boards, state parks, nature, tours, and much more.
美国 - 维基百科，自由的百科全书
“ United States of America ”，由 約翰·迪金森 編寫于1776年6月17日的聯邦條款第二草稿出現 [52]，縮寫是U.S.A.。 作為法定政權的名稱，它的應用度並没有US廣泛，使用最多的地方就 …
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.
USA Map | Maps of the United States of America
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 …
United States Facts | Britannica
2 days ago · 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 America, …