All Events

Historical Events on September 20

  • Muhammad

    622

    Muhammad and Abu Bakr arrived in Medina

  • Indian Rebellion of 1857

    1857

    The Indian Rebellion of 1857 ends with the recapture of Delhi by troops loyal to the East India Company.

  • American Civil War

    1863

    American Civil War: The conclusion of the Battle of Chickamauga in northwestern Georgia, the bloodiest two-day battle of the conflict, and the only significant Confederate victory in the war's Western Theater.

  • RMS Queen Elizabeth 2

    1967

    RMS Queen Elizabeth 2 is launched at John Brown & Company, Clydebank, Scotland.

  • Billie Jean King

    1973

    Billie Jean King beats Bobby Riggs in the Battle of the Sexes tennis match at the Houston Astrodome.

  • Socialist Republic of Vietnam

    1977

    The Socialist Republic of Vietnam is admitted to the United Nations.

  • South Ossetia

    1990

    South Ossetia declares its independence from Georgia.

  • United States Congress

    2001

    In an address to a joint session of Congress and the American people, U.S. President George W. Bush declares a "War on Terror".

  • Don't ask, don't tell

    2011

    The United States military ends its "Don't ask, don't tell" policy, allowing gay men and women to serve openly for the first time.