About September 21
September 21, 2025 is the 264th day of the year 2025 in the Gregorian calendar. There are 101 days remaining until the end of this year. The day of the week is Sunday.
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Virgo is the sun 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 149 days remaining before the start of the next Chinese New Year.
What Happened On September 21
- 1435 –An agreement between Charles VII of France and Philip the Good ends the partnership between the English and Burgundy in Hundred Years’ War.
- 1745 –Battle of Prestonpans: A Hanoverian army under the command of Sir John Cope is defeated, in ten minutes, by the Jacobite forces of Prince Charles Edward Stuart
- 1780 –American Revolutionary War: Benedict Arnold gives the British the plans to West Point.
- 1860 –In the Second Opium War, an Anglo-French force defeats Chinese troops at the Battle of Palikao.
- 1933 –Salvador Lutteroth ran the first ever EMLL (now CMLL) show in Mexico, marking the birth of Lucha Libre
- 1934 –A large typhoon hits western Honshū, Japan, killing 3,036 people.
- 1939 –Romanian Prime Minister Armand Calinescu is assassinated by ultranationalist members of the Iron Guard.
- 1942 –In Poland, at the end of Yom Kippur, Germans order Jews to permanently evacuate Konstantynów and move to the Ghetto in Biała Podlaska, established to assemble Jews from seven nearby towns, including Janów Podlaski, Rossosz and Terespol.
- 1942 –On the Jewish holiday of Yom Kippur, Nazis send over 1,000 Jews of Pidhaytsi (west Ukraine) to Belzec extermination camp.
- 1942 –The B-29 Superfortress makes its maiden flight.
- 1961 –Maiden flight of the CH-47 Chinook transportation helicopter.
- 1964 –Malta becomes independent from the United Kingdom.
- 1964 –The North American XB-70 Valkyrie, the world’s first Mach 3 bomber, makes its maiden flight from Palmdale, California.
- 1965 –Gambia, Maldives and Singapore are admitted as members of the United Nations.
- 1971 –Bahrain, Bhutan and Qatar join the United Nations.
- 1976 –Orlando Letelier is assassinated in Washington, D.C. He is a member of the Chilean socialist government of Salvador Allende, overthrown in 1973 by Augusto Pinochet.
- 1976 –Seychelles joins the United Nations.
- 1991 –Armenia is granted independence from Soviet Union.
- 1999 –Chi-Chi earthquake occurs in central Taiwan, leaving about 2,400 people dead.
- 2001 –Deep Space 1 flies within 2,200 km of Comet Borrelly.
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