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When the US army was first made.
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The Declaration of Independence summarized all the reasons why the 13 colonies wanted to break away from Great Britain and helped them legally just leave Britain's rule.
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When France officially became the United States ally because of the Treaty of Alliance.
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When the Continental Congress adopted the Article of Confederation in 1781 but it was created in 1777 but it wasn't ratified at the time.
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The treaty that ended the revolutionary war between the colonies and Great Britain
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When the Constitutional Convention of the colonies got rid of the articles of confederation and using the new Constitution.
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George Washington became president of the United States on april 30 1789
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The first 10 amendments of the constitution.
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The Louisiana Purchase was when the US bought the territory of Louisiana by the United States from France.
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When the slave trade was abolished.
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When the U.S and the UK fought with their allies.
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The trail the native Americans were forced to walk along when being relocated to a different area.
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The war between the Mexican government and U.S over texas territory.
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A battle between the Mexican government and the U.S during the texas revolution
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When Samuel Morse made the telegraph
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When gold was first found in California.
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The war between the union of the United States and Confederacy.
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The document that declared all slaves in the south free
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When The U.S was trying to rebuild itself for the better after the war.
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When Abraham Lincoln was killed.
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An act made in response to the calls for more rights for African-Americans.
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A conflict between Spain and United States.
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When Spain and the United States decided to allow the US to annex Guam, Philippines, and Puerto Rico for 20 million dollars.
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Charles Augustus Lindbergh was an American aviator, military officer, author, inventor, and activist
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Known as the First World War or the Great War was a global war originating in Europe
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he Panama Canal is an artificial 82 km waterway in Panama that connects the Atlantic Ocean with the Pacific Ocean.
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An agreement between all nations to stop fighting which ended WWI
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The right of citizens of the United States to vote shall not be denied or abridged by the United States or by any State on account of sex.
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KDKA in Pennsylvania
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Wall Street Crash of 1929
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The Second World War was a global war The vast majority of the world's countries—including all the great powers—eventually formed two opposing military alliances: the Allies and the Axis.
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When Japan attacked Pearl Harbor in the U.S
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when some 156,000 American, British and Canadian forces landed on five beaches along a 50-mile stretch of the heavily fortified coast of France's Normandy region.
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When the U.S dropped the atomic bomb on Japan to end the war
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When the population of babies in the U.S skyrocketed.
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Human Rights Day is celebrated annually across the world on 10 December every year. The date was chosen to honor the United Nations General Assembly's adoption and proclamation, on 10 December 1948.
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The Korean War was a war between North Korea and South Korea. The war began on 25 June 1950 when North Korea invaded South Korea. At the end of World War II, the Soviet Union and the United States liberated Korea from imperial Japanese colonial control
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The court case that decided separate but equal on racism.
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The Vietnam War, also known as the Second Indochina War, and in Vietnam as the Resistance War Against America or simply the American War, was a conflict in Vietnam, Laos, and Cambodia
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Sputnik 1 was the first artificial Earth satellite.
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When NASA was made
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The Civil Rights Act of 1960 is a United States federal law that established federal inspection of local voter registration polls and introduced penalties for anyone who obstructed someone's attempt to register to vote.
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When JFK was assassinated
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Apollo 11 was the spaceflight that first landed humans on the Moon.
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The Watergate scandal was a major federal political scandal in the United States involving the administration of President Richard Nixon from 1972 to 1974 that resulted in the end of Nixon's presidency.
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The Gulf War, codenamed Operation Desert Shield for operations leading to the buildup of troops and defense of Saudi Arabia and Operation Desert Storm in its combat phase, was a war waged by coalition
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The Berlin Wall was a guarded concrete barrier that physically and ideologically divided Berlin from 1961 to 1989. Construction of the Wall was commenced by the German Democratic Republic on 13 August 1961. The Wall cut off West Berlin from surrounding East Germany, including East Berlin
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The September 11 attacks were a series of four coordinated terrorist attacks by the Islamic terrorist group al-Qaeda against the United States on the morning of Tuesday, September 11, 2001.
