About October 1

October 1, 2025 is the 274th day of the year 2025 in the Gregorian calendar. There are 91 days remaining until the end of this year. The day of the week is Wednesday.

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

DayOfTheWeek.org Are you looking for a day of the week calculator? Try it on any date like anniversaries, birthday of someone you know, or any other date that is special to you. You can even try it on historical dates. For example: October 1
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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 139 days remaining before the start of the next Chinese New Year.

What Happened On October 1

  • 331 BC
    Alexander the Great defeats Darius III of Persia in the Battle of Gaugamela.
  • 959
    Edgar the Peaceable becomes king of all England.
  • 1189
    Gerard de Ridefort, grandmaster of the Knights Templar since 1184, is killed in the Siege of Acre.
  • 1795
    Belgium is conquered by France.
  • 1847
    German inventor and industrialist Werner von Siemens founds Siemens AG & Halske.
  • 1854
    The watch company founded in 1850 in Roxbury by Aaron Lufkin Dennison relocates to Waltham, Massachusetts, to become the Waltham Watch Company, a pioneer in the American system of watch manufacturing.
  • 1880
    John Philip Sousa becomes leader of the United States Marine Band.
  • 1898
    The Vienna University of Economics and Business Administration is founded under the name k.u.k. Exportakademie.
  • 1918
    World War I: Arab forces under T. E. Lawrence, also known as “Lawrence of Arabia” capture Damascus.
  • 1931
    The George Washington Bridge linking New Jersey and New York opens.
  • 1936
    Francisco Franco is named head of the Nationalist government of Spain.
  • 1942
    USS Grouper torpedoes Lisbon Maru not knowing she is carrying British PoWs from Hong Kong
  • 1943
    World War II: Naples falls to Allied soldiers.
  • 1961
    East and West Cameroon merge to form the Federal Republic of Cameroon.
  • 1964
    The Free Speech Movement is launched on the campus of University of California, Berkeley.
  • 1966
    West Coast Airlines Flight 956 crashes with eighteen fatalities and no survivors 5.5 miles south of Wemme, Oregon. This accident marks the first loss of a DC-9.
  • 1969
    Concorde breaks the sound barrier for the first time.
  • 1971
    Walt Disney World opens near Orlando, Florida, United States.
  • 1975
    The Seychelles gain internal self-government. The Ellice Islands split from Gilbert Islands and take the name Tuvalu.
  • 1991
    The Siege of Dubrovnik begins

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