About October 9

October 9, 2025 is the 282nd day of the year 2025 in the Gregorian calendar. There are 83 days remaining until the end of this year. The day of the week is Thursday.

You can browse the full year calendar in case you need it.

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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 131 days remaining before the start of the next Chinese New Year.

What Happened On October 9

  • 768 –
    Carloman I and Charlemagne are crowned Kings of The Franks.
  • 1238 –
    James I of Aragon conquers Valencia and founds the Kingdom of Valencia.
  • 1558 –
    Mérida is founded in Venezuela.
  • 1582 –
    Because of the implementation of the Gregorian calendar, this day does not exist in this year in Italy, Poland, Portugal and Spain.
  • 1595 –
    The Spanish army captures Cambrai.
  • 1701 –
    The Collegiate School of Connecticut (later renamed Yale University) is chartered in Old Saybrook, Connecticut.
  • 1771 –
    The Dutch merchant ship Vrouw Maria sinks near the coast of Finland.
  • 1812 –
    War of 1812: In a naval engagement on Lake Erie, American forces capture two British ships: HMS Detroit and HMS Caledonia.
  • 1824 –
    Slavery is abolished in Costa Rica.
  • 1831 –
    Capo d'Istria, the first head of state of independent Greece is assassinated.
  • 1834 –
    Opening of the Dublin and Kingstown Railway, the first public railway on the island of Ireland.
  • 1864 –
    American Civil War: Battle of Tom’s Brook – Union cavalrymen in the Shenandoah Valley defeat Confederate forces at Tom’s Brook, Virginia.
  • 1873 –
    A meeting at the U.S. Naval Academy establishes the U.S. Naval Institute.
  • 1936 –
    Generators at Boulder Dam (later renamed to Hoover Dam) begin to generate electricity from the Colorado River and transmit it 266 miles to Los Angeles, California.
  • 1940 –
    World War II: Battle of Britain – During a night-time air raid by the German Luftwaffe, St. Paul’s Cathedral in the City of London, England is hit by a bomb.
  • 1963 –
    In northeast Italy, over 2,000 people are killed when a large landslide behind the Vajont Dam causes a giant wave of water to overtop it.
  • 1967 –
    A day after being captured, Marxist revolutionary Ernesto “Che” Guevara is executed for attempting to incite a revolution in Bolivia.
  • 1986 –
    The musical The Phantom of the Opera has its first performance at Her Majesty’s Theatre in London.
  • 1992 –
    A 13 kilogram (est.) fragment of the Peekskill meteorite lands in the driveway of the Knapp residence in Peekskill, New York, destroying the family’s 1980 Chevrolet Malibu
  • 1999 –
    The last flight of the SR-71.

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