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
- 1217 –Livonian Crusade: The Estonian tribal leader Lembitu and Livonian leader Kaupo are killed in Battle of St. Matthew’s Day.
- 1776 –Part of New York City is burned shortly after being occupied by British forces.
- 1792 –The National Convention declares France a republic and abolishes the monarchy.
- 1823 –Joseph Smith is reportedly visited by the angel Moroni, who told him the location of gold plates, which Smith obtained four years later and partially translated into The Book of Mormon.
- 1860 –In the Second Opium War, an Anglo-French force defeats Chinese troops at the Battle of Palikao.
- 1898 –Empress Dowager Cixi seizes power and ends the Hundred Days’ Reform in China.
- 1933 –Salvador Lutteroth ran the first ever EMLL (now CMLL) show in Mexico, marking the birth of Lucha Libre
- 1938 –The Great Hurricane of 1938 makes landfall on Long Island in New York. The death toll is estimated at 500-700 people.
- 1942 –On the Jewish holiday of Yom Kippur, Nazis send over 1,000 Jews of Pidhaytsi (west Ukraine) to Belzec extermination camp.
- 1961 –Maiden flight of the CH-47 Chinook transportation helicopter.
- 1964 –The North American XB-70 Valkyrie, the world’s first Mach 3 bomber, makes its maiden flight from Palmdale, California.
- 1971 –Bahrain, Bhutan and Qatar join the United Nations.
- 1972 –Philippine President Ferdinand Marcos signs Proclamation № 1081, placing the entire country under martial law.
- 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.
- 1981 –Sandra Day O'Connor is unanimously approved by the U.S. Senate as the first female Supreme Court justice.
- 1984 –Brunei joins the United Nations.
- 1993 –Russian President Boris Yeltsin suspends parliament and scraps the then-functioning constitution, thus triggering the Russian constitutional crisis of 1993.
- 2001 –Deep Space 1 flies within 2,200 km of Comet Borrelly.
- 2003 –Galileo mission is terminated by sending the probe into Jupiter’s atmosphere, where it is crushed by the pressure at the lower altitudes.
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