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1 天前 · The United States of America (USA or U.S.A.), commonly known as the United States (US or U.S.) or America, is a country primarily located in North America. It is a federation of 50 states, a federal capital district (Washington, D.C.), and 326 Indian reservations.
1 天前 · The Constitution of the United States is the supreme law of the United States. [3] It superseded the Articles of Confederation, the nation's first constitution, on March 4, 1789. Originally including seven articles, the Constitution delineates the national frame and constrains the powers of the federal government.
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Which country is located in North America?
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What is the Constitution of the United States of America?
Where did the phrase 'United States of America' come from?
2 天前 · Constitution of the United States of America, the fundamental law of the U.S. federal system of government and a landmark document of the Western world. The oldest written national constitution in use, it defines the principal organs of government and their jurisdictions and the basic rights of citizens.
17 小時前 · 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 includes the state of Alaska, at the northwestern extreme of North
1 天前 · The economic history of the United States is about characteristics of and important developments in the economy of the U.S., from the colonial era to the present. The emphasis is on productivity and economic performance and how the economy was affected by new technologies, the change of size in economic sectors and the effects of ...
3 天前 · Great Migration, in U.S. history, the widespread migration of African Americans in the 20th century from rural communities in the South to large cities in the North and West. It is estimated that from 1916 to 1970 some six million black Southerners relocated as part of the Great Migration.
The United States of America, often referred to as the USA, is a diverse and vast country located in North America. With a population of over 330 million people, it is the third most populous country in the world. The USA is renowned for its rich history, stunning landscapes, iconic cities, and cultural diversity.
