About December 11
December 11, 2025 is the 345th day of the year 2025 in the Gregorian calendar. There are 20 days remaining until the end of this year. The day of the week is Thursday.
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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 68 days remaining before the start of the next Chinese New Year.
What Happened On December 11
- 361 –Julian the Apostate enters Constantinople as sole Emperor of the Roman Empire.
- 1282 –Llywelyn the Last, the last native Prince of Wales, is killed at Cilmeri, near Builth Wells, south Wales.
- 1789 –The University of North Carolina is chartered by the North Carolina General Assembly.
- 1816 –Indiana becomes the 19th U.S. state.
- 1868 –Brazilians defeat Paraguayans at the Battle of Avaí during the War of the Triple Alliance.
- 1907 –The New Zealand Parliament Buildings are almost completely destroyed by fire.
- 1917 –British General Edmund Allenby enters Jerusalem on foot and declares martial law.
- 1925 –Roman Catholic papal encyclical Quas Primas introduces the Feast of Christ the King.
- 1934 –Bill Wilson, co-founder of Alcoholics Anonymous, takes his last drink and enters treatment for the last time.
- 1937 –Second Italo-Abyssinian War: Italy leaves the League of Nations.
- 1946 –The United Nations International Children’s Emergency Fund (UNICEF) is established.
- 1962 –Arthur Lucas, convicted of murder, is the last person to be executed in Canada.
- 1972 –Apollo 17 becomes the sixth and last Apollo mission to land on the Moon.
- 1980 –The Comprehensive Environmental Response, Compensation, and Liability Act, also known as CERCLA or Superfund, is enacted by the U.S. Congress.
- 1994 –First Chechen War: Russian President Boris Yeltsin orders Russian troops into Chechnya.
- 2001 –The People’s Republic of China joins the World Trade Organization.
- 2005 –The Buncefield Oil Depot catches fire in Hemel Hempstead, England.
- 2006 –Felipe Calderon Hinojosa, the president of Mexico, launches a military-led offensive to put down the drug cartel violence in the state of Michoacan. This effort is often regarded as the first event in the Mexican Drug War.
- 2006 –The International Conference to Review the Global Vision of the Holocaust is opened in Tehran, Iran by Mahmoud Ahmadinejad; Nations such as Israel and the United States express concern.
- 2008 –Bernard Madoff is arrested and charged with securities fraud in a $50 billion Ponzi scheme.
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