About December 6

December 6, 2025 is the 340th day of the year 2025 in the Gregorian calendar. There are 25 days remaining until the end of this year. The day of the week is Saturday.

You can browse the full year calendar in case you need it.

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Sagittarius is the sun sign of a person born on this day. Turquoise is the modern birthstone for this month. Onyx is the mystical birthstone from Tibetan origin that dates back over a thousand years.

According to the lunisolar Chinese calendar, there are 73 days remaining before the start of the next Chinese New Year.

What Happened On December 6

  • 1240
    Mongol invasion of Rus': Kiev under Danylo of Halych and Voivode Dmytro falls to the Mongols under Batu Khan.
  • 1648
    Colonel Pride of the New Model Army purges the Long Parliament of MPs sympathetic to King Charles I of England, in order for the King’s trial to go ahead; came to be known as “Pride’s Purge”.
  • 1768
    The first edition of the Encyclopædia Britannica is published.
  • 1877
    The first edition of the Washington Post is published.
  • 1877
    Thomas Edison, using his new phonograph, makes one of the earliest recordings of a human voice, reciting “Mary Had a Little Lamb”.
  • 1897
    London becomes the world’s first city to host licensed taxicabs.
  • 1907
    A coal mine explosion at Monongah, West Virginia kills 362 workers.
  • 1916
    World War I: The Central Powers capture Bucharest.
  • 1917
    Halifax Explosion: In Canada, a munitions explosion kills more than 1,900 people and destroys part of the City of Halifax, Nova Scotia.
  • 1917
    World War I: USS Jacob Jones is the first American destroyer to be sunk by enemy action when it is torpedoed by German submarine ship SM.
  • 1921
    The Anglo-Irish Treaty is signed in London by British and Irish representatives.
  • 1922
    One year to the day after the signing of the Anglo-Irish Treaty, the Irish Free State comes into existence.
  • 1933
    U.S. federal judge John M. Woolsey rules that the James Joyce’s novel Ulysses is not obscene.
  • 1941
    World War II: The United Kingdom declares war on Finland in support of the Soviet Union during the Continuation War.
  • 1947
    The Everglades National Park in Florida is dedicated.
  • 1975
    Balcombe Street Siege: An IRA Active Service Unit takes a couple hostage in Balcombe Street, London.
  • 1982
    Droppin Well bombing: The Irish National Liberation Army detonate a bomb in Ballykelly, Northern Ireland, killing eleven British soldiers and six civilians.
  • 1988
    The Australian Capital Territory is granted self-government.
  • 1991
    In Croatia, forces of the Yugoslav People’s Army bombard Dubrovnik after laying siege to the city since May.
  • 1997
    A Russian Antonov An-124 cargo plane crashes into an apartment complex near Irkutsk, Siberia, killing 67.

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