1921-1941.

  • Harding

    Warren Harding is inaugurated as the 29th president.
  • Coolidge

    President Harding dies and is succeeded by vice president, Calvin Coolidge. Coolidge the becomes the 30th U.S. President.
  • Butler Act

    Tennessee passes a law against the teaching of evolution in public schools, remaining enforced for 40 years.
  • First nonstop solo flight across the tranatlantic

    Charles Lindbergh makes the first solo nonstop transatlantic flight in his plane, The Spirit of St. Louis.
  • Hoover

    Herbert Hoover is inaugurated as the 31st president.
  • The Star-Spangled Banner

    The Star-Spangled Banner is adopted as the national anthem.
  • Hattie Wyatt Caraway

    Hattie Wyatt Caraway of Arkansas is the first woman elected to the U.S. Senate. This was to fill a vacancy caused by the death of her husband.
  • Amelia Earhart

    Amelia Earhart completes first solo nonstop transatlantic flight by a woman.
  • World War II

    World War II begins due to an unprovoked attack on Poland started by Germany. This war caused some of the most destructive conflict in history.

Want to make a timeline like this?

Use Timetoast to turn dates, events, milestones, and phases into a clear visual timeline you can build and share. Timetoast is a timeline maker for work, school, research, and stories.