What are the important events that happened on August 9? Here are historical events, facts, and some myths about this day.
August 9: Facts & Myths About This Day
August 9 is the 221st day of the year 2025 in the Gregorian calendar. There are 144 days remaining until the end of this year. The day of the week is Saturday.
Under the Julian calendar, this day is July 27, 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, 29,244,960 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 ‘dihectaicosahenagon’ day.
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Leo is the zodiac sign of a person born on this day. Peridot is the modern birthstone for this month. Diamond is the mystical birthstone from Tibetan origin that dates back over a thousand years.
According to the lunisolar Chinese calendar, there are 192 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 4,614 days since this fabled cataclysmic event.
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August 9 Historical Events
- 378 –Gothic War: Battle of Adrianople – A large Roman army led by Emperor Valens is defeated by the Visigoths in present-day Turkey. Valens is killed along with over half of his army.
- 1862 –American Civil War: Battle of Cedar Mountain – At Cedar Mountain, Virginia, Confederate General Stonewall Jackson narrowly defeats Union forces under General John Pope.
- 1877 –Indian Wars: Battle of Big Hole – A small band of Nez Percé Indians clash with the United States Army
- 1944 –The United States Forest Service and the Wartime Advertising Council release posters featuring Smokey Bear for the first time.
- 1945 –World War II: Nagasaki is devastated when an atomic bomb, Fat Man, is dropped by the United States B-29 Bockscar. 39,000 people are killed outright.
- 1969 –Members of a cult led by Charles Manson brutally murder pregnant actress Sharon Tate (wife of Roman Polanski), coffee heiress Abigail Folger, Polish actor Wojciech Frykowski, men’s hairstylist Jay Sebring and recent high-school graduate Steven Parent.
- 1971 –The Troubles: The British security forces in Northern Ireland launch Operation Demetrius. Hundreds of people are arrested and interned, thousands are displaced, and twenty are killed in the violence that followed.
- 1974 –As a direct result of the Watergate scandal, Richard Nixon becomes the first President of the United States to resign from office. His Vice President, Gerald Ford, becomes president.
- 1988 –Wayne Gretzky is traded from the Edmonton Oilers to the Los Angeles Kings in one of the most controversial player transactions in hockey history, upsetting many Canadians.
- 1999 –Russian President Boris Yeltsin fires his Prime Minister, Sergei Stepashin, and for the fourth time fires his entire cabinet.
Who were born on August 9?
- 1776 –Amedeo Avogadro, Italian chemist (d. 1856)
- 1911 –William Alfred Fowler, American physicist, Nobel Laureate (d. 1996)
- 1920 –Francis Lynch, American state legislator (d. 1993)
- 1939 –Brito, Brazilian footballer
- 1945 –Posy Simmonds, English cartoonist
- 1962 –Kevin Mack, American football player
- 1969 –Troy Percival, American baseball player
- 1977 –Chamique Holdsclaw, American basketball player
- 1983 –Alicja Smietana, Polish violinist
- 2005 –Caylee Anthony, American child murder victim (d. 2008)
Who died on August 9?
- 378 –Valens, Roman Emperor (killed in battle) (b. 328)
- 1173 –Najm ad-Din Ayyub, Kurdish soldier and politician, father of Saladin (birth year unknown)
- 1962 –Hermann Hesse, German-born Swiss writer, Nobel Laureate (b. 1877)
- 1969 –Jay Sebring, American hair stylist (murdered) (b. 1933)
- 1969 –Steven Parent, American student (murdered) (b. 1951)
- 1979 –Walter O'Malley, American baseball executive (b. 1903)
- 1985 –Clive Churchill, Australian rugby league footballer (b. 1927)
- 2000 –John Harsanyi, Hungarian-born American economist, Nobel Laureate (b. 1920)
- 2005 –Matthew McGrory, American actor (b. 1973)
- 2006 –James Van Allen, American physicist (b. 1914)
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