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The American Revolution was a colonial revolt that took place between 1765 and 1783
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The Declaration of Independence is the statement adopted by the Second Continental Congress meeting at the Pennsylvania State House in Philadelphia, Pennsylvania, on July 4, 1776.
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he Louisiana Purchase was a land purchase made by United States president, Thomas Jefferson, in 1803.
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The American Civil War was a civil war fought in the United States from 1861 to 1865, between the North and the South.
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Progressivism began as a social movement and grew into a political movement.
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Theodore Roosevelt's second inauguration.
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Rosa Parks a famous activist during the civil right movement, she was known as "The first lady of civil rights" (1913-2005)
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Was a global war originating in Europe it lasted from 28 July 1914 to 11 November 1918.
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Treaty of Versailles, outlining terms for peace at the end of World War I, is rejected by the Senate.
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The Soviet Union,[b] officially the Union of Soviet Socialist Republic was a socialist state in Eurasia that existed from 1922 to 1991.
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The Great Depression was the worst economic downturn in the history of the industrialized world, lasting from 1929 to 1939.
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Eighteenth Amendment to the Constitution is ratified, prohibiting the manufacture, sale, and transportation of liquor.
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The Manhattan Project was a research and development undertaking during World War II that produced the first nuclear weapons.
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Second World War, was a global war that lasted from 1939 to 1945
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Having again stayed out of the initial stages of another worldwide conflict, the U.S. entered World War II on the side of the Allies following the Japanese attack on Pearl Harbor.( August 6-9)
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The Cold War was a period of geopolitical tension between the Soviet Union with its satellite states and the United States with its allies after World War II
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Cold war conflict between Communist and non-Communist forces on Korean Peninsula.
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The April 4, 1968, assassination of Martin Luther King, Jr., the most prominent civil rights leader, revealed the tragic, violent consequences .
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The attack were four coordinated terrorist attacks by the Islamic terrorist group al-Qaeda against the United States on the morning of Tuesday.
