1921-1941

  • Warren G. Harding Is Elected President

    Warren G. Harding Is Elected President
    Warren G. Harding is elected President on March 4, 1921, and won with the largest majority vote to date at that point.
  • Warren G. Harding Dies In Office

    Warren G. Harding Dies In Office
    President Harding suffered from a heart attack. His death was initially attributed to a cerebral hemorrhage, as doctors at the time did not generally understand the symptoms of cardiac arrest.
  • Star-Spangled Banner Is Adopted

    Star-Spangled Banner Is Adopted
    The national anthem was created from a poem written by Francis Scott Key in 1814, and was made into a song in 1931.
  • First Woman Elected to the U.S. Senate

    First Woman Elected to the U.S. Senate
    Hattie Wyatt Caraway of Arkansas is the first woman elected to the U.S. Senate, to fill a vacancy caused by the death of her husband.
  • 20th Amendment Is Ratified

    20th Amendment Is Ratified
    Sometimes called the "Lame Duck Amendment," the 20th Amendment was ratified on this date, and it moved the president's inauguration date from March 4 to January 20.
  • Social Security Act Is Passed

    Social Security Act Is Passed
    This act established a system of old-age benefits for workers, benefits for victims of industrial accidents, unemployment insurance, aid for dependent mothers and children, the blind, and the physically handicapped.
  • Fair Labor Standards Act Is Passed

    Fair Labor Standards Act Is Passed
    The Fair Labor Standards Act was passed on June 25, 1938, and it set the first minimum wage in the United States at 25 cents per hour.
  • United States Declares Neutrality In World War II

    United States Declares Neutrality In World War II
    The United States declared its neutrality in European conflict during World War II on this date.
  • Pearl Harbor Attack

    Pearl Harbor Attack
    Japan launched a surprise attack on America in Hawaii, killing over 2,400 Americans.
  • United States Declares War On Japan

    United States Declares War On Japan
    President Wilson declared war on Japan the day after the attack on Pearl Harbor occurred.