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Technology Project - 1921 through 1941

  • Warren G. Harding became president

  • Calvin Coolidge became president

  • The Scopes Trials

    Ohio high school teacher John Scopes was put on trial for giving a lecture on the theories of evolutionary theory in violation of the Butler Act, a state law preventing evolutionary theory or any theory that denied “the Divine Creation of man as taught in the Bible” from being taught in publicly funded Tennessee classrooms.
  • Herbert Hoover became president

  • The Great Depression

    On Thursday, October 24, 1929, stock market prices suddenly plummeted. Ten billion dollars in investments disappeared in a matter of hours. The crash exposed a great number of factors that, when combined with the financial panic, sank the American economy into the greatest of all economic crises. Rising inequality, declining demand, rural collapse, overextended investors, and the bursting of speculative bubbles all conspired to plunge the nation into the Great Depression.
  • Franklin D. Roosevelt became president

  • The Civilian Conservation Corps

    The Civilian Conservation Corps (CCC) employed young men on conservation and reforestation projects.
  • The Social Security Act

    The Social Security Act provided for old-age pensions, unemployment insurance, and economic aid, based on means, to assist both the elderly and dependent children.
  • The Fair Labor Standards Act

    The act establishes minimum wage, overtime pay, recordkeeping, and youth employment standards affecting employees in the private sector and in Federal, State, and local governments.
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    World War ll

    The war began when Poland was invaded by Nazi Germany. The war proved that women were just as capable as men and they could do the same jobs the men did.
  • The Battle of Britain

    Battle of Britain saw the British turn back a massive German air attack and force Germany to postpone its invasions plans.
  • Pearl Harbor

    In Hawaii the U.S. navy base was bombed by the Japanese and thousands of people died as a result.