About December 20

December 20, 2025 is the 354th day of the year 2025 in the Gregorian calendar. There are 11 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 59 days remaining before the start of the next Chinese New Year.

What Happened On December 20

  • 1192
    Richard the Lion-Heart is captured and imprisoned by Leopold V of Austria on his way home to England after signing a treaty with Saladin ending the Third crusade.
  • 1606
    The Virginia Company loads three ships with settlers and sets sail to establish Jamestown, Virginia, the first permanent English settlement in the Americas.
  • 1803
    The Louisiana Purchase is completed at a ceremony in New Orleans.
  • 1917
    Cheka, the first Soviet secret police, is founded.
  • 1924
    Hitler is released from Landsberg Prison
  • 1941
    World War II: First battle of the American Volunteer Group, better known as the “Flying Tigers” in Kunming, China.
  • 1951
    The EBR-1 in Arco, Idaho becomes the first nuclear power plant to generate electricity. The electricity powered four light bulbs.
  • 1955
    Cardiff is proclaimed the capital city of Wales, United Kingdom.
  • 1959
    The Walker family murders are committed.
  • 1971
    Zulfikar Ali Bhutto takes over as the fourth President of Pakistan.
  • 1977
    Djibouti and Vietnam join the United Nations.
  • 1984
    The Summit tunnel fire is the largest underground fire in history, as a freight train carrying over 1 million litres of petrol derails near the town of Todmorden in the Pennines.
  • 1987
    History’s worst peacetime sea disaster, when the passenger ferry Doña Paz sinks after colliding with the oil tanker Vector 1 in the Tablas Strait in the Philippines, killing an estimated 4,000 people (1,749 official).
  • 1988
    The United Nations Convention Against Illicit Traffic in Narcotic Drugs and Psychotropic Substances is signed in Vienna.
  • 1991
    A Missouri court sentences the Palestinian militant Zein Isa and his wife Maria to death for the honor killing of their daughter Palestina.
  • 1999
    Macau is handed over to the People’s Republic of China by Portugal.
  • 2004
    A gang of thieves steal £26.5 million worth of currency from the Donegall Square West headquarters of Northern Bank in Belfast, Northern Ireland, one of the largest bank robberies in UK history.
  • 2005
    In Durrës, Albania was founded Aleksander Moisiu University.
  • 2007
    Elizabeth II becomes the oldest ever monarch of the United Kingdom, surpassing Queen Victoria, who lived for 81 years, 7 months and 29 days.
  • 2007
    The painting Portrait of Suzanne Bloch (1904), by the Spanish artist Pablo Picasso, is stolen from the São Paulo Museum of Art, along with O Lavrador de Café by the major Brazilian modernist painter Candido Portinari.

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