About June 21

June 21, 2025 is the 172nd day of the year 2025 in the Gregorian calendar. There are 193 days remaining until the end of this year. The day of the week is Saturday.

You can browse the full year calendar in case you need it.

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Gemini is the sun sign of a person born on this day. Pearl is the modern birthstone for this month. Moonstone is the mystical birthstone from Tibetan origin that dates back over a thousand years.

According to the lunisolar Chinese calendar, there are 241 days remaining before the start of the next Chinese New Year.

June 21: More About This Day

On non-leap years (until 2039), this day marks the summer solstice in the northern hemisphere and the winter solstice in the southern hemisphere, and is the day of the year with the most hours of daylight in the northern hemisphere and the least hours of daylight in the southern hemisphere.

What Happened On June 21

  • 524
    Godomar, King of the Burgundians defeats the Franks at the Battle of Vézeronce.
  • 1307
    Külüg Khan is enthroned as Khagan of the Mongols and Wuzong of the Yuan.
  • 1582
    Japanese daimyo Oda Nobunaga is forced to commit suicide in Honnō-ji, Kyoto.
  • 1621
    Execution of 27 Czech noblemen on the Old Town Square in Prague as a consequence of the Battle of White Mountain.
  • 1734
    In Montreal in New France, a slave known by the French name of Marie-Joseph Angélique is put to death, having been convicted of setting the fire that destroyed much of the city.
  • 1749
    Halifax, Nova Scotia, is founded.
  • 1791
    King Louis XVI of France and his immediate family begin the Flight to Varennes during the French Revolution.
  • 1813
    Peninsular War: Battle of Vitoria.
  • 1826
    Maniots defeat Egyptians under Ibrahim Pasha in the Battle of Vergas.
  • 1877
    The Molly Maguires, ten Irish immigrants convicted of murder, are hanged at the Schuylkill County and Carbon County, Pennsylvania prisons.
  • 1900
    Baron Eduard Toll, leader of the Russian Polar Expedition of 1900, departed Saint Petersburg in Russia on the explorer ship Zarya, never to return.
  • 1940
    France signs an armistice with Germany at Compiègne.
  • 1940
    The first successful west-to-east navigation of Northwest Passage begins at Vancouver, British Columbia, Canada.
  • 1942
    World War II: A Japanese submarine surfaces near the Columbia River in Oregon, firing 17 shells at nearby Fort Stevens in one of only a handful of attacks by the Japanese against the United States mainland.
  • 1952
    The Philippine School of Commerce, through a republic act, is converted to Philippine College of Commerce, later to be the Polytechnic University of the Philippines.
  • 1977
    Bülent Ecevit, of CHP forms the new government of Turkey.
  • 1982
    John Hinckley is found not guilty by reason of insanity for the attempted assassination of U.S. President Ronald Reagan.
  • 2001
    A federal grand jury in Alexandria, Virginia, indicts 13 Saudis and a Lebanese in the 1996 bombing of the Khobar Towers in Saudi Arabia that killed 19 American servicemen.
  • 2006
    Pluto’s newly discovered moons are officially named Nix & Hydra.
  • 2009
    Greenland assumes self-rule.

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