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The invention of the Model T was Ford's application of the moving assembly line and extreme production to the car concept.
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The 19th Amendment granted women the ability to vote by banning the ferdal and state governments from denying the right to vote based on gender.
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The Zimmerman Telegram was a coded message from Germany to Mexico promising Mexico that they would have Texas, New Mexico, and Arizona.
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The WW1 Armistice was an agreement between the Allies and Germany, pausing the fighting on the Western Front ending WW1.
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The Flight of Charles Lindbergh was the first ever solo nonstop transatlantic journey from New York to Paris for over 33 hours, which boosted commerical aviation.
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Black Thursday was the beginning of the stock market crash, ushering in the Great Depression.
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The New Deal was a collection os U.S. government programs and reforms that combatted the Great Depression, through Relief, Recovery, and Reform, Giving people jobs, stabilizing the bank, helping farmers, building infastructure, and making Social Security.
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Adolf Hitler was appointed Chancellor of Germany by Presidant Paul von Hindenburg.
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The Munich Pact was a failed appeasement agreement where Britan and France would have allowed Nazi Germany to annex the German-speaking Sudetenlandregion of Czechoslovakia in exchange for Hitler's promise to no longer further territorial demands.
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Adolf Hitler had ordered the invasion of Poland as an act of aggression that in reslut started WW2 in Europe.
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Pearl Harbor was the location of a surprise Japanese air attack on the U.S. Pacific Fleet at its naval base in Hawaii
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D-Day was that massive Allied amphibious invasion of Normandy, France, starting the liberation of Western Europe from Nazi Germany.
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Hiroshima and Nagasaki were Japanese cities targeted by the first and only use of nuclear weapons during WW2
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The United Nations formed in 1945 after World War 2, making plans by the major allies to create a global body for peace, with representatives from 50 nations.
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The Long Telegram was a crucial diplomatic cable from U.S. diplomat George F. Kennan in Moscow to Washington, outlining the aggressive, expansionist nature of the Soviet Union under Stalin and proposing the policy of containment, a strategy to prevent Soviet influnce from spreading.
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NATO was made by American and Western European countries signing the North Alantic Treaty in Washington D.C., making a collective defense pact against potential Soviet aggression during the Cold War.
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Russians acquired their first and successful atomic bomb making them the second nuclear power after the U.S..
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The Korean War was a Cold War conflict where communist North Korea, backed by the Soviet Union and China, invaded South Korea after the peninsula was divided.
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Brown v. Board of Education was a Supreme Court case that unanimously ruled racial segregation in public schools unconstitutional, overturning the seperate but equal doctrine.
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Rosa Parks refused to give up her seat, which was a pivotal act of civiil disobedience that sparked the 381-day Montgomery Bus Boycott and started the American Civil Rights Movement.
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The Vietnam War was a long and divisive conflict that made the communist goverment of North Vietnam and its allies in the south the Viet Cong against South Vietnam and its ally the United States.
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The Cuban Missle Crisis was a tense, 13 day standoff between the U.S. and the Soviet Union, almost bringing the world to the brink of nuclear war after the U.S. discovered Soviet nuclear missiles being made in secret in Cuba.
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John F. Kennedy was assassinated by Lee Harvey Oswald in Dallas, Texas.
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THe Gulf of Tonkin Resolution was a Congressional act granting President Lyndon B. Johnson authority to increase the U.S. military involvement in Vietnam, following possible North Vietnamese attacks on U.S. destroyers in the Gulf of Tonkin.
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The Apollo Moon Landing was NASA's historic first crewed landing, going through with President Kennedy's goal to land humans on the moon and come back.
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The Watergate break-ins were a collection of robbery attempts and electronic eavesdropping at the Democratic National Committee headquarters in the Watergate complex in 1972.
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Nixon's resignation was the events of the Watergate scandal, making President Nixon the first and only President to resign.
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In 1983 ARPANET made the switch to TCP/IP, which was a pivotal moment because this moment is considered the "birth" of the modern internet we have today.
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The Fall of the Berlin Wall was the unexpected opening of East Germany's borders, allowing free passage to West Berlin, a important moment showing that the Cold War ended a long with the communist division in Europe.
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The 9/11 attacks were four coordinated islamist terrorist suicide attacks by al-Qaeda against the United States in 2001.
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The Covid-19 Pandemic was caused by extreme acute respiratory syndrome which began with a outbreak in Wuhan, China.