August 21 holidays in 2017

Holiday nameHoliday locationHoliday type
Discovery Day
Canada (Yukon)Local Holiday
Assumption of Mary
ColombiaNational Holiday
San Martín Day
ArgentinaNational Holiday
Gospel Day (Kosrae)
MicronesiaLocal Holiday
Ninoy Aquino Day
PhilippinesSpecial Non-working Holiday
Senior Citizens Day
United StatesObservance
Youth Day
MoroccoNational Holiday
Spumoni Day
Multiple CountriesUnofficial


Historical Events

  • 1331: Stefan Dušan becomes King of Serbia after defeating his father, King Stefan Uroš III.
  • 1415: Portuguese forces are victorous over the Marinids after Henry the Navigator leads them to a victory at the Battle of Ceuta.
  • 1680: The Spanish lose Santa Fe to the Pubeblo Indians during the Pueblo Revolt.
  • 1770: Eastern Australia is claimed by James Cook who names it New South Wales.
  • 1778: British forces attack the French outpost at Pondichéry during the American Revolutionary War.
  • 1791: A voodoo ceremony presided over by Dutty Boukman devolves into a slave rebellion which sparks the Haitian Revolution.
  • 1852: Fort Selkirk in the Yukon Territory is destroyed by Tlingit Indians.
  • 1863: Pro-Confederate guerrillas known as Quantrill’s Raiders destroy the town of Lawrence, Kansas.
  • 1888: William Seward Burroughs patents his adding machine in the United States.
  • 1897: American automaker Oldsmobile is founded.
  • 1911: A Louvre employee steals one of the most famous paintings in the world, the Mona Lisa.
  • 1914: The Germans successfully attack across the Sambre River during the Battle of Chaleroi during World War I.
  • 1918: During World War I, the Second Battle of Somme starts.
  • 1942: American forces defeat an attack by Japanese force in the Battle of the Tenaru during World War II.
  • 1942: The Nazi flag of Germany is raised on top of the highest peak in the Caucasus Mountain Range: Mount Elbrus.
  • 1944: Polish and Canadian forces capture the town of Falaise, Calvados, France.

Famous Birthdays

  • French painter Jean-Baptiste Greuze is born in 1725.
  • Scottish engineer and inventor William Murdock is born in 1754.
  • German Painter Christian Schad is born in 1894.
  • American marine biologist Stephen Hillenburg is born in 1961.
  • King of Morocco Mohammed VI of Morocco is born in 1963.
  • American baseball player Jim Bullinger is born in 1965.