What are the important events that happened on September 13? Here are historical events, facts, and some myths about this day.

September 13: Facts & Myths About This Day

September 13 is the 256^th day of the year 2025 in the Gregorian calendar. There are 109 days remaining until the end of this year. The day of the week is Saturday.

Under the Julian calendar, this day is August 31, 2025 – a Saturday. Both day of the week are the same but did you notice the difference with the Gregorian calendar?

When this day started, 29,295,360 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 ‘dihectapentacontahexagon’ day.

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 157 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 4,649 days since this fabled cataclysmic event.

September 13 Historical Events

• 1229 –
  Ögedei Khan is proclaimed Khagan of the Mongol Empire in Kodoe Aral, Khentii: Mongolia.
• 1584 –
  San Lorenzo del Escorial Palace in Madrid is finished.
• 1609 –
  Henry Hudson reaches the river that would later be named after him – the Hudson River.
• 1743 –
  Great Britain, Austria and Savoy-Sardinia sign the Treaty of Worms.
• 1898 –
  Hannibal Goodwin patents celluloid photographic film.
• 1914 –
  World War I: South African troops open hostilities in German south-west Africa (Namibia) with an assault on the Ramansdrift police station.
• 1942 –
  World War II: Second day of the Battle of Edson’s Ridge in the Guadalcanal campaign. U.S. Marines successfully defeated attacks by the Imperial Japanese Army with heavy losses for the Japanese forces.
• 1948 –
  Margaret Chase Smith is elected senator, and becomes the first woman to serve in both the U.S. House of Representatives and the United States Senate.
• 1971 –
  State police and National Guardsmen storm New York’s Attica Prison to end a prison revolt.
• 2008 –
  Hurricane Ike makes landfall on the Texas Gulf Coast of the United States, causing heavy damage to Galveston Island, Houston and surrounding areas.

Who were born on September 13?

• 1604 –
  William Brereton, English soldier and politician (d. 1661)
• 1873 –
  Constantin Carathéodory, Greek mathematician (d. 1950)
• 1926 –
  Emile Francis, Canadian ice hockey player and executive
• 1929 –
  Nicolai Ghiaurov, Bulgarian opera singer (d. 2004)
• 1931 –
  Barbara Bain, American actress
• 1957 –
  Vinny Appice, American musician (Black Sabbath, Dio, Heaven and Hell)
• 1958 –
  Paweł Przytocki, Polish conductor
• 1973 –
  Mahima Chaudhry, Indian actress
• 1975 –
  Joe Don Rooney, American musician (Rascal Flatts)
• 1986 –
  Brian Visser, American footballer

Who died on September 13?

• 1592 –
  Michel de Montaigne, French writer (b. 1533)
• 1881 –
  Ambrose Burnside, American Civil War general and politician (b. 1824)
• 1885 –
  Friedrich Kiel, Austrian composer (b. 1821)
• 1915 –
  Andrew L. Harris, American Civil War hero and Governor of Ohio (b. 1835)
• 1928 –
  Italo Svevo, Italian author (b. 1861)
• 1946 –
  Amon Göth, commandant of Nazi concentration camp (b. 1908)
• 1973 –
  Betty Field, American actress (b. 1913)
• 1991 –
  Robert Irving, British conductor (b. 1913)
• 1997 –
  Georgios Mitsibonas, Greek footballer (b. 1962)
• 1998 –
  Harry Lumley, Canadian ice hockey player (b. 1926)