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The is a semi-retired American single-seat, twin-engine stealth and attack aircraft that was developed by Lockheed 's secretive Skunk Works division and operated by the United States Air Force. Its maiden flight took place in 1981, and it was the first operational aircraft to be designed around stealth technology.
U.S. state. In the United States, a state is a constituent political entity, of which there are 50. Bound together in a political union, each state holds governmental jurisdiction over a separate and defined geographic territory where it shares its sovereignty with the federal government.
Currently, the CIA World Factbook gives 9,826,675 km 2 (3,794,100 sq mi), [7] the United Nations Statistics Division gives 9,629,091 km 2 (3,717,813 sq mi), [8] and the Encyclopedia Britannica gives 9,522,055 km 2 (3,676,486 sq mi) (Great Lakes area included but not coastal waters). [9] These sources consider only the 50 states and the Federal ...
The United States is a constitutional federal republic, in which the president (the head of state and head of government ), Congress, and judiciary share powers reserved to the national government, and the federal government shares sovereignty with the state governments. The federal government is divided into three branches, as per the specific ...
Presidency Portrait President Party Election Vice President 1: April 30, 1789 – March 4, 1797: George Washington: Unaffiliated: 1788–89: John Adams: 1792
History of the United States is what happened in the past in the United States, a country in North America . Native Americans lived in the Americas for thousands of years. English people in 1607 went to the place now called Jamestown, Virginia. Other European settlers went to the colonies, mostly from England and later Great Britain.
Under the law, the Immigration and Nationality Act of 1965, the number of first-generation immigrants living in the United States has increased, from 9.6 million in 1970 to about 38 million in 2007. Around a million people legally immigrated to the United States per year in the 1990s, up from 250,000 per year in the 1950s.
