What are the important events that happened on December 12? Here are historical events, facts, and some myths about this day.

December 12: Facts & Myths About This Day

December 12 is the 346^th day of the year 2025 in the Gregorian calendar. There are 19 days remaining until the end of this year. The day of the week is Friday.

Under the Julian calendar, this day is November 29, 2025 – a Friday. Both day of the week are the same but did you notice the difference with the Gregorian calendar?

When this day started, 29,424,960 minutes 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 ‘trihectatetracontahexagon’ day.

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 67 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 4,739 days since this fabled cataclysmic event.

December 12 Historical Events

• 1098 –
  First Crusade: Massacre of Ma'arrat al-Numan – Crusaders breach the town’s walls and massacre about 20,000 inhabitants. After finding themselves with insufficient food, they resort to cannibalism.
• 1787 –
  Pennsylvania becomes the second state to ratify the United States Constitution five days after Delaware became the first.
• 1862 –
  USS Cairo sinks on the Yazoo River, becoming the first armored ship to be sunk by an electrically detonated mine.
• 1911 –
  King George V of the United Kingdom and Mary of Teck are enthroned as Emperor and Empress of India.
• 1917 –
  In Nebraska, Father Edward J. Flanagan founds Boys Town as a farm village for wayward boys.
• 1925 –
  The Majlis of Iran votes to crown Reza Khan as the new Shah of Persia.
• 1939 –
  Winter War: Battle of Tolvajärvi – Finnish forces defeat those of the Soviet Union in their first major victory of the conflict.
• 1940 –
  World War II: Approximately 70 people are killed in the Marples Hotel, Fitzalan Square, Sheffield, as a result of a German air raid.
• 1948 –
  Malayan Emergency: Batang Kali Massacre – 14 members of the Scots Guards stationed in Malaysia allegedly massacre 24 unarmed civilians and set fire to the village.
• 1956 –
  Beginning of the Irish Republican Army’s “Border Campaign”.

Who were born on December 12?

• 1792 –
  Alexander Ypsilantis, Greek prince (d. 1828)
• 1887 –
  Kurt Atterberg, Swedish composer (d. 1974)
• 1930 –
  Silvio Santos, Brazilian TV show host
• 1949 –
  Bill Nighy, English actor
• 1953 –
  Rafael Septien, Mexican placekicker and convicted sex offender
• 1972 –
  Georgios Theodoridis, Greek sprinter
• 1973 –
  Walter Otta, Argentine footballer
• 1975 –
  Craig Moore, Australian footballer
• 1981 –
  Pedro Ríos Maestre, Spanish footballer
• 1983 –
  Katrina Elam, American singer

Who died on December 12?

• 1894 –
  Sir John Sparrow David Thompson, fourth Prime Minister of Canada (b. 1845)
• 1913 –
  Emperor Menelek II of Ethiopia (b. 1844)
• 1926 –
  Jean Richepin, French poet (b. 1849)
• 1968 –
  Tallulah Bankhead, American actress (b. 1902)
• 1976 –
  Jack Cassidy, American actor (b. 1927)
• 2000 –
  Ndabaningi Sithole, Zimbabwean Nationalist politician (b. 1920)
• 2001 –
  Jean Richard, French actor (b. 1921)
• 2003 –
  Joseph Anthony Ferrario, American Catholic prelate (b. 1926)
• 2005 –
  Robert Newmyer, American film producer (b. 1956)
• 2006 –
  Raymond P. Shafer, 38th Governor of Pennsylvania (b. 1917)