What are the important events that happened on December 15? Here are historical events, facts, and some myths about this day.
December 15: Facts & Myths About This Day
December 15 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.
Under the Julian calendar, this day is December 2, 2025 – a Monday. Both day of the week are the same but did you notice the difference with the Gregorian calendar?
When this day started, 1,765,756,800 seconds has elapsed since midnight of January 1, 1970 – the Unix epoch.
Strange as it may, if we name this day after a polygon then it will be called ‘trihectatetracontaenneagon’ day.
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Sagittarius is the zodiac 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.
The ancient Maya civilization believes that the end of the world will happen on December 21, 2012. There are now 4,742 days since this fabled cataclysmic event.
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December 15 Historical Events
- 1167 –Sicilian chancellor Stephen du Perche moves the royal court to Messina to prevent a rebellion.
- 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.
- 1939 –Gone with the Wind receives its première at Loew’s Grand Theatre in Atlanta, Georgia, USA.
- 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.
- 1967 –The Silver Bridge collapses, killing 46 people.
- 1993 –History of Northern Ireland: The Downing Street Declaration is issued by British Prime Minister John Major and Irish Taoiseach Albert Reynolds.
- 2001 –The Leaning Tower of Pisa reopens after 11 years and $27,000,000 to fortify it, without fixing its famous lean.
- 2005 –Latvia amends its constitution to eliminate possibility of same-sex couples being entitled to marry.
Who were born on December 15?
- 1852 –Henri Becquerel, French physicist, Nobel laureate (d. 1908)
- 1861 –Charles Duryea, American automobile pioneer (d. 1938)
- 1885 –Leonid Pitamic, Slovenian philosopher (d. 1971)
- 1916 –Buddy Cole, American pianist (d. 1964)
- 1929 –Barry Harris, American bebop jazz pianist
- 1948 –Cassandra Harris, Australian actress (d. 1991)
- 1968 –Garrett Wang, American actor
- 1969 –Chantal Petitclerc, Canadian wheelchair athlete
- 1972 –Stuart Townsend, Irish actor
- 1978 –Jerome McDougle, American football player
Who died on December 15?
- 1230 –King Otakar I of Bohemia (b. 1155)
- 1263 –King Haakon IV of Norway (b. 1204)
- 1950 –Sardar Vallabhbhai Patel, Indian politician (b. 1875)
- 1978 –Chill Wills, American actor (b. 1903)
- 1980 –Dimitrios Partsalidis, Greek politician (b. 1905)
- 1984 –Jan Peerce, American tenor (b. 1904)
- 1991 –Vasily Grigoryevich Zaitsev, Soviet sniper (b. 1915)
- 2005 –Darrell Russell, American football player (b. 1976)
- 2007 –John Berg, American actor (b. 1949)
- 2007 –Julia Carson, American politician (b. 1938)
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