About December 12
December 12, 2025 is the 346th 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.
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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 67 days remaining before the start of the next Chinese New Year.
What Happened On December 12
- 627 –Battle of Nineveh: A Byzantine army under Emperor Heraclius defeats Emperor Khosrau II’s Persian forces, commanded by General Rhahzadh.
- 1781 –American Revolutionary War: Second Battle of Ushant – A Royal Navy squadron, commanded by Rear Admiral Richard Kempenfelt on HMS Victory, defeats a French fleet.
- 1787 –Pennsylvania becomes the second state to ratify the United States Constitution five days after Delaware became the first.
- 1870 –Joseph H. Rainey of South Carolina becomes the second black U.S. congressman, the first one being Hiram Revels.
- 1897 –Belo Horizonte, the first planned city in Brazil, is founded.
- 1911 –Delhi replaces Calcutta as the capital of India.
- 1918 –Flag of Estonia is raised atop the Pikk Hermann for the first time.
- 1935 –Lebensborn Project, a Nazi reproduction program, is founded by Heinrich Himmler.
- 1937 –USS Panay incident: Japanese aircraft bomb and sink US gunboat USS Panay on the Yangtze River in China.
- 1939 –HMS Duchess sinks after a collision with HMS Barham off the coast of Scotland with the loss of 124 men.
- 1941 –World War II: Fifty-four Japanese A6M Zero fighters raid Batangas Field, Philippines. Jesús Villamor and four Filipino fighter pilots fend them off; César Basa is killed.
- 1941 –World War II: The United Kingdom declares war on Bulgaria. Hungary and Romania declare war on the United States. India declares war on Japan.
- 1941 –World War II: USMC F4F “Wildcats” sink the first 4 major Japanese ships off Wake Island.
- 1964 –Prime Minister Jomo Kenyatta becomes the first President of the Republic of Kenya.
- 1979 –A major earthquake and tsunami kill 259 people in Colombia.
- 1979 –President of Pakistan, Zia-ul-Haq, confers Nishan-e-Imtiaz on Nobel laureate Dr Abdus Salam.
- 1979 –The unrecognised state of Zimbabwe Rhodesia returns to British control and resumes using the name Southern Rhodesia.
- 1982 –Women’s peace protest at Greenham Common – 30,000 women hold hands and form a human chain around the 14.5 km perimeter fence.
- 1985 –Arrow Air Flight 1285 crashes after takeoff in Gander, Newfoundland, killing 256, including 236 members of the United States Army’s 101st Airborne Division.
- 1991 –Russian Federation gains independence from the USSR.
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