About December 17
December 17, 2025 is the 351st day of the year 2025 in the Gregorian calendar. There are 14 days remaining until the end of this year. The day of the week is Wednesday.
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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 62 days remaining before the start of the next Chinese New Year.
What Happened On December 17
- 920 –Romanos I is crowned co-emperor of the underage Emperor Constantine VII.
- 942 –Assassination of William I of Normandy.
- 1538 –Pope Paul III excommunicates Henry VIII of England.
- 1586 –Emperor Go-Yozei becomes Emperor of Japan.
- 1790 –Discovery of the Aztec calendar stone.
- 1862 –American Civil War: General Ulysses S. Grant issues General Order No. 11, expelling Jews from Tennessee, Mississippi, and Kentucky.
- 1865 –First performance of the Unfinished Symphony by Franz Schubert.
- 1928 –Indian revolutionaries Bhagat Singh, Sukhdev Thapar and Shivaram Rajguru assassinate British police officer James Saunders in Lahore, Punjab to avenge the death of Lala Lajpat Rai at the hands of the police. The three were executed in 1931.
- 1935 –First flight of the Douglas DC-3 airplane.
- 1947 –First flight of the Boeing B-47 Stratojet strategic bomber.
- 1960 –Troops loyal to Haile Selassie I in Ethiopia crush the coup that began December 13, returning power to their leader upon his return from Brazil. Haile Selassie absolves his son of any guilt.
- 1961 –Fire in the Gran Circus American in the city of Niterói, Rio de Janeiro, Brazil, the biggest tragedy in circus history.
- 1967 –Prime Minister of Australia Harold Holt disappears while swimming near Portsea, Victoria and is presumed drowned.
- 1981 –Brigadier General James L. Dozier is abducted by the Red Brigade in Verona, Italy.
- 1983 –The IRA bombs Harrods Department Store in London, killing six people.
- 1989 –Fernando Collor de Mello defeats Luiz Inácio Lula da Silva in the second round of the Brazilian presidential election, becoming the first democratically elected President in almost 30 years.
- 1989 –The first episode of television series The Simpsons, “Simpsons Roasting on an Open Fire”, airs in the United States.
- 1997 –The United Kingdom commences its Firearms (Amendment) (No. 2) Act 1997, which extends the state’s gun ban to include all handguns—with the exception of antique and show weapons.
- 2002 –Second Congo War: The Congolese parties of the Inter Congolese Dialogue sign a peace accord which makes provision for transitional governance and legislative and presidential elections within two years.
- 2005 –Jigme Singye Wangchuck abdicate the throne as King of Bhutan.
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