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The Boston Tea Party was an American political and mercantile protest by the Sons of Liberty in Boston, Massachusetts, on December 16, 1773. The target was the Tea Act of May 10, 1773, which allowed the British East India Company to sell tea from China in American colonies without paying taxes apart from those imposed by the Townshend Acts. American Patriots strongly opposed the taxes in the Townshend Act as a violation of their rights.
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The United States Declaration of Independence is the pronouncement adopted by the Second Continental Congress meeting in Philadelphia, Pennsylvania, on July 4, 1776. The Declaration explained why the Thirteen Colonies at war with the Kingdom of Great Britain regarded themselves as thirteen independent sovereign states, no longer under British rule.
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On April 30, 1803, representatives of the United States and Napoleonic France conclude negotiations for the Louisiana Purchase, a massive land sale that doubles the size of the young American republic.
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The American Civil War was a civil war in the United States from 1861 to 1865, fought between northern states loyal to the Union and southern states that had seceded to form the Confederate States of America. The civil war began as a result of the unresolved controversy of the enslavement of black people and its disputed continuance.
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World War I was a global war originating in Europe that lasted from 28 July 1914 to 11 November 1918. Contemporaneously known as the Great War or "the war to end all wars"
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World War II, also known as the Second World War, was a global war that lasted from 1939 to 1945. It involved the vast majority of the world's countries—including all the great powers—forming two opposing military alliances: the Allies and the Axis.
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Pearl Harbor is a U.S. naval base near Honolulu, Hawaii, that was the scene of a devastating surprise attack by Japanese forces on December 7, 1941.
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The United States detonated two nuclear weapons over the Japanese cities of Hiroshima and Nagasaki on August 6 and 9, 1945, respectively. The two bombings killed between 129,000 and 226,000 people, most of whom were civilians, and remain the only use of nuclear weapons in armed conflict.
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Apollo 11 was the spaceflight that first landed humans on the Moon. Commander Neil Armstrong and lunar module pilot Buzz Aldrin formed the American crew that landed the Apollo Lunar Module Eagle on July 20, 1969, at 20:17 UTC.
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April 22., millions of people gather in the United States for the first Earth Day organized by Gaylord Nelson, former senator of Wisconsin, and Denis Hayes, Harvard graduate student. US Environmental Protection Agency established
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was negotiated in Kyoto, Japan in December. Countries that ratify this protocol commit to reduce their emissions of carbon dioxide and five other greenhouse gases
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The American Civil War was a civil war in the United States from 1861 to 1865, fought between northern states loyal to the Union and southern states that had seceded to form the Confederate States of America. The civil war began as a result of the unresolved controversy of the enslavement of black people and its disputed continuance.
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