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    World War II

    World War II was a fight between Axis Powers (Germany, Italy, Japan) and the Allied Powers (Britain, United States, Soviet Union, France) with worldwide economic depression, failure of appeasement, German and and Japan's militarism, and the collapse of the League of Nations.
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    Franklin D. Roosevelt 3rd Presidency Term

    Roosevelt remains the only person to ever serve more than two terms with a total of 4 terms. He died of old age as he physically declined over the years.
  • Penicillin Invented

    It was invented right after World War II and was found to be effective in stopping all kinds of diseases and infections.
  • Manhattan Project

    A research and development undertaking during WW II that produced nuclear weapons.
  • The Jefferson Memorial

    In Washington D.C. the memorial was dedicated on Thomas Jefferson's 200th anniversary of his birthday in order to honor him.
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    Harry S. Truman Presidency

    Truman presided over the end of WWII along with dropping the atomic bomb on Japan.
  • Atomic Bomb Invented

    Developed at the end of World War II, Robert Oppenheimer invented the atomic bomb in a remote desert near Alamogordo, New Mexico and was successful.
  • The Bombing of Hiroshima and Nagasaki

    With the U.S. trying to end war and tension between Japan, the United States dropped two atomic bombs that resulted in several casualties showing that they meant business.
  • Truman Doctrine

    Established that the U.S. would provide military, political, and economical assistance to all of the democratic nations under threat from external or internal authoritarian forces.
  • The Marshall Plan

    A U.S. program that provided aid to Western Europe following the devastation of World War II
  • NATO Founded

    The North American Treaty Organization stated that that any attack against one nation would be considered an attack against all.
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    The Korean War

    When the North Korean Communist Army came across the 38th parallel, it sparked the Korean War and the United States came to South Korea's aid in the war when they were being out gunned.
  • The 22nd Amendment

    Limited presidents to only two terms in office at a time.
  • Hydrogen Bomb Invented

    The hydrogen bomb was proved to be more power than the atomic bomb and when the United had received information the Russian was making an A-bomb, it provided extra motivation for the U.S. to finish the H-bomb. It was detonated on an island in the Pacific and was proven to be very effective.
  • First Color Television

    The RCA devised the first complete electronic color TV system that worked and changed the way televisions were thought of.