S103123249

1921-1941

  • Warren G. Harding

    Warren G. Harding

    Warren G. Harding was elected President in 1921. He remained President until 1923, when he had a heart attack.
  • Calvin Coolidge

    Calvin Coolidge

    Calvin Coolidge became President after Harding's death in 1923. He remained President until 1929.
  • Alexander Fleming creats penicillin.

    Alexander Fleming creats penicillin.

  • Herbert Hoover

    Herbert Hoover

    Herbert Hoover was elected President in 1929 and remained President until 1933
  • US stock market crashes

    US stock market crashes

  • Empire State Building construction is complete.

    Empire State Building construction is complete.

  • Franklin D. Roosevelt

    Franklin D. Roosevelt

    Franklin D. Roosevelt was elected President in 1933 and remained President until 1945.
  • Einstein comes to America.

    Einstein comes to America.

  • World War II begins

    World War II begins