What are the important events that happened on September 12? Here are historical events, facts, and some myths about this day.
September 12: Facts & Myths About This Day
September 12 is the 255th day of the year 2025 in the Gregorian calendar. There are 110 days remaining until the end of this year. The day of the week is Friday.
Under the Julian calendar, this day is August 30, 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, 29,293,920 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 ‘dihectapentacontapentagon’ day.
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Virgo is the zodiac sign of a person born on this day. Sapphire is the modern birthstone for this month. Agate is the mystical birthstone from Tibetan origin that dates back over a thousand years.
According to the lunisolar Chinese calendar, there are 158 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 4,648 days since this fabled cataclysmic event.
Do people and celebrities interest you? Discover all the September 12 famous birthdays who share your special day. Learn some fun facts about your birthday!
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September 12 Historical Events
- 1683 –Austro-Ottoman War: Battle of Vienna – several European armies join forces to defeat the Ottoman Empire.
- 1848 –Switzerland becomes a Federal state.
- 1874 –The District of Maple Ridge, British Columbia, Canada is founded.
- 1910 –Premiere performance of Gustav Mahler’s Symphony No. 8 in Munich (with a chorus of 852 singers and an orchestra of 171 players. Mahler’s rehearsal assistant conductor was Bruno Walter)
- 1919 –Adolf Hitler joins the German Workers Party.
- 1938 –Adolf Hitler demands autonomy and self-determination for the Germans of the Sudetenland region of Czechoslovakia.
- 1977 –South African anti-apartheid activist Steve Biko is killed in police custody.
- 1990 –The two German states and the Four Powers sign the Treaty on the Final Settlement With Respect to Germany in Moscow, paving the way for German re-unification.
- 2003 –The United Nations lifts sanctions against Libya after that country agreed to accept responsibility and recompense the families of victims in the 1988 bombing of Pan Am Flight 103.
- 2005 –Hong Kong Disneyland opens in Penny’s Bay, Lantau Island, Hong Kong.
Who were born on September 12?
- 1736 –Hsinbyushin, Burmese king (d. 1776)
- 1812 –Sir Edward Creasy, English historian (d. 1878)
- 1875 –Matsunosuke Onoe, Japanese actor (d. 1926)
- 1892 –Alfred A. Knopf Sr., American publisher (d. 1984)
- 1917 –Pierre Sévigny, Canadian politician (d. 2004)
- 1922 –Mark Rosenzweig, American brain researcher (d. 2009)
- 1940 –Stephen J. Solarz, American politician (d. 2010)
- 1966 –Ben Folds, American musician
- 1972 –Sidney, Brazilian footballer
- 1977 –Idan Raichel, Israeli musician
Who died on September 12?
- 1362 –Pope Innocent VI
- 1660 –Jacob Cats, Dutch poet, jurist, and politician (b. 1577)
- 1665 –Jean Bolland, Flemish Jesuit writer (b. 1596)
- 1953 –Hugo Schmeisser, German weapons designer (b. 1884)
- 1953 –Lewis Stone, American character actor (b. 1879)
- 1995 –Jeremy Brett, English actor (b. 1933)
- 2000 –Konrad Kujau, German illustrator and forger of the Hitler Diaries (b. 1938)
- 2003 –Johnny Cash, American singer and guitarist (b. 1932)
- 2008 –Bob Quinn, Australian rules footballer (b. 1915)
- 2010 –Claude Chabrol, French film director and screenwriter (b. 1930)
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