history between 1921-1941

  • U.S.–German Peace Treaty

    It was a peace treaty between the governments of the United States and Germany signed in Berlin on August 25, 1921 after the First World War. The main reason for the conclusion of the treaty was that the US Senate did not agree to ratify the multilateral peace treaty signed by Versailles, which resulted in a separate peace treaty.
  • Washington Naval Treaty

    Washington Naval Treaty
    It was a treaty signed between the major countries that won the First World War in 1922. The treaty agreed to restrict naval construction to prevent an arms race.
  • 1924 United States presidential election

    1924 United States presidential election
    The then Republican President Calvin Coolidge won election to a full term
  • Air Commerce Act of 1926

    The functions of this bill include testing and licensing of pilots, certification of aircraft, and investigation of accidents.
  • Saint Valentine's Day Massacre

    Saint Valentine's Day Massacre
    Seven people were murdered in a garage near Chicago's Lincoln Park. It is speculated that four people participated in the murder and their identities are unknown. The case has not been solved so far.
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    Build the Empire State Building

    Before the completion of the World Trade Center in 1970, it was the tallest building in the United States, and it still stands in Midtown Manhattan, New York, one of the most famous buildings in the world.
  • First inauguration of Franklin D. Roosevelt

    First inauguration of Franklin D. Roosevelt
    The United States was at the peak of the Great Depression, and Roosevelt's inaugural speech was highly anticipated. The day after Roosevelt took office, a special meeting of Congress was held and the Emergency Banking Act was signed.
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    1934 West Coast waterfront strike

    The strike peaked with the death of two workers on "Bloody Thursday" and the San Francisco General Strike which stopped all work in the major port city for four days and led ultimately to the settlement of the West Coast Longshoremen's Strike.
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    1939 New York World's Fair

    In 1935, at the height of the Great Depression, a group of New York businessmen decided to establish an international exposition to help the city and the country get out of economic difficulties. In the following four years, the committee planned, built and organized the exposition and its exhibitions, and countries around the world participated in the largest international event since the First World War.