Timeline of the American Occupation of Japan

  • Surrender of Japan

    Surrender of Japan
    Japanese and Allied officials sign the Japanese Instrument of Surrender aboard the USS Missouri in Tokyo Bay
  • MacArthur appointed Supreme Commander of Allied Forces in Japan

    MacArthur appointed Supreme Commander of Allied Forces in Japan
    MacArthur was appointed Supreme Commander of Allied Forces in Japan, and held political control over Japan for the duration of the American occupation
  • Period: to

    American Occupation of Japan

    The American occupation of Japan lasted from September 8, 1945 to April 28, 1952. The occupation transformed Japan from a military dictatorship to a constitutional democracy.
  • Shinto Directive

    Shinto was abolished as the state religion of Japan
  • Humanity Declaration

    Emperor Hirohito was forced to acknowledge that he was not of divine origin, which contradicted millennia of Japanese mythology.
  • Tokyo Tribunals

    Tokyo Tribunals
    The International Military Tribunal for the Far East was a trial wherein Japanese war criminals were prosecuted by Americans.
  • First free election held in Japan

    Japan, which had been a military dictatorship led by Hideki Tojo during World War II, held free elections under American supervision during the occupation. Women were allowed to vote for the first time.
  • Labor Standards Act

    The Labor Standards Act improved working conditions in Japan
  • Constitution of Japan Enacted

    The Constitution of Japan organized a democratic, pacifist government for Japan which has remained unamended to this day
  • Dodge Line

    Joseph Dodge vigorously reorganized the Japanese economy, privatized many businesses, and set the exchange rate to 360 yen per 1 dollar
  • Period: to

    Red Purge

    Around 25,000 Japanese government employees were fired by SCAP on suspicion of communist sympathies, simultaneous with the Red Scare in the United States
  • Treaty of San Francisco Ratified

    The occupation of Japan ended, and Japan became independent.