About December 15
December 15, 2025 is the 349th day of the year 2025 in the Gregorian calendar. There are 16 days remaining until the end of this year. The day of the week is Monday.
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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 64 days remaining before the start of the next Chinese New Year.
What Happened On December 15
- 533 –Byzantine general Belisarius defeats the Vandals, commanded by King Gelimer, at the Battle of Ticameron.
- 1167 –Sicilian chancellor Stephen du Perche moves the royal court to Messina to prevent a rebellion.
- 1256 –Hulagu Khan captures and destroys the Hashshashin stronghold at Alamut in present-day Iran as part of the Mongol offensive on Islamic southwest Asia.
- 1778 –American Revolutionary War: British and French fleets clash in the Battle of St. Lucia.
- 1791 –The United States Bill of Rights becomes law when ratified by the Virginia General Assembly.
- 1864 –In the Battle of Nashville, Union forces under George H. Thomas almost completely destroy the Army of Tennessee under John B. Hood.
- 1914 –A gas explosion at Mitsubishi Hojyo coal mine, Kyūshū, Japan, kills 687.
- 1941 –Holocaust: German troops murder over 15,000 Jews at Drobitsky Yar, a ravine southeast of the city of Kharkiv, Ukraine.
- 1945 –Occupation of Japan: General Douglas MacArthur orders that Shinto be abolished as the state religion of Japan.
- 1946 –US-backed Iranian troops evict the leadership of the breakaway Republic of Mahabad, putting an end to the Iran crisis of 1946.
- 1954 –The Charter for the Kingdom of the Netherlands is signed.
- 1960 –Richard Paul Pavlick is arrested for attempting to blow up and assassinate the U.S. President-Elect, John F. Kennedy only four days earlier.
- 1961 –In Jerusalem, Adolph Eichmann is sentenced to death after being found guilty of 15 criminal charges, including charges of crimes against humanity, crimes against the Jewish people and membership of an outlawed organization.
- 1970 –South Korean ferry Namyong Ho capsizes off Korean Strait killing 308.
- 1973 –John Paul Getty III, grandson of American billionaire J. Paul Getty, is found alive near Naples, Italy, after being kidnapped by an Italian gang on July 10, 1973.
- 1993 –History of Northern Ireland: The Downing Street Declaration is issued by British Prime Minister John Major and Irish Taoiseach Albert Reynolds.
- 2000 –The 3rd reactor at the Chernobyl Nuclear Power Plant is shut down.
- 2005 –Introduction of the F-22 Raptor into USAF active service.
- 2009 –Boeing’s new Boeing 787 Dreamliner makes its maiden flight from Seattle, Washington.
- 2011 –American forces withdraw from Iraq after a 9-year long campaign.
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