About October 15
October 15, 2025 is the 288th day of the year 2025 in the Gregorian calendar. There are 77 days remaining until the end of this year. The day of the week is Wednesday.
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Libra is the sun sign of a person born on this day. Opal is the modern birthstone for this month. Jasper is the mystical birthstone from Tibetan origin that dates back over a thousand years.
According to the lunisolar Chinese calendar, there are 125 days remaining before the start of the next Chinese New Year.
What Happened On October 15
- 1529 –The Siege of Vienna ends as the Austrians rout the invading Turks, turning the tide against almost a century of unchecked conquest throughout eastern and central Europe by the Ottoman Empire.
- 1863 –American Civil War: The H. L. Hunley, the first submarine to sink a ship, sinks during a test, killing its inventor, Horace L. Hunley.
- 1878 –The Edison Electric Light Company begins operation.
- 1917 –World War I: At Vincennes outside of Paris, Dutch dancer Mata Hari is executed by firing squad for spying for the German Empire.
- 1928 –The airship, Graf Zeppelin completes its first trans-Atlantic flight, landing at Lakehurst, New Jersey, United States.
- 1944 –The Arrow Cross Party (very similar to Hitler’s NSDAP (Nazi party)) takes power in Hungary.
- 1951 –Mexican chemist Luis E. Miramontes conducts the very last step of the first synthesis of norethisterone, the progestin that would later be used in one of the first two oral contraceptives.
- 1953 –British nuclear test Totem 1 detonated at Emu Field, South Australia.
- 1956 –Fortran, the first modern computer language, is shared with the coding community for the first time.
- 1965 –Vietnam War: The Catholic Worker Movement stages an anti-war rally in Manhattan including a public burning of a draft card; the first such act to result in arrest under a new amendment to the Selective Service Act.
- 1966 –Black Panther Party is created by Huey P. Newton and Bobby Seale.
- 1969 –Vietnam War; The Moratorium to End the War in Vietnam is held in Washington DC and across the US. Over 2 million demonstrate nationally; about 250,000 in the nation’s capitol.
- 1970 –Thirty-five construction workers are killed when a section of the new West Gate Bridge in Melbourne collapses.
- 1979 –Black Monday in Malta. The Building of the Times of Malta, the residence of the opposition leader Eddie Fenech Adami and several Nationalist Party clubs are ransacked and destroyed by supporters of the Malta Labour Party.
- 1989 –Wayne Gretzky becomes the all-time leading points scorer in the NHL.
- 1997 –The first supersonic land speed record is set by Andy Green in ThrustSSC (United Kingdom), exactly 50 years and 1 day after Chuck Yeager first broke the sound barrier in the Earth’s atmosphere.
- 2003 –China launches Shenzhou 5, its first manned space mission.
- 2005 –A riot in Toledo, Ohio breaks out during a National Socialist/Neo-Nazi protest; over 100 are arrested.
- 2007 –Seventeen activists in New Zealand are arrested in the country’s first post 9/11 anti-terrorism raids.
- 2008 –The Dow Jones Industrial Average closed down 733.08 points, or 7.87%, the second worst day in the Dow’s history based on a percentage drop.
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