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
- 217 BC –The Romans, led by Gaius Flaminius, are ambushed and defeated by Hannibal at the Battle of Lake Trasimene.
- 1582 –Japanese daimyo Oda Nobunaga is forced to commit suicide in Honnō-ji, Kyoto.
- 1749 –Halifax, Nova Scotia, is founded.
- 1768 –James Otis, Jr. offends the King and Parliament in a speech to the Massachusetts General Court.
- 1798 –Irish Rebellion of 1798: The British Army defeats Irish rebels at the Battle of Vinegar Hill.
- 1826 –Maniots defeat Egyptians under Ibrahim Pasha in the Battle of Vergas.
- 1854 –The first Victoria Cross is awarded during the bombardment of Bomarsund in the Åland Islands.
- 1898 –The United States captures Guam from Spain.
- 1900 –Boxer Rebellion. China formally declared war on the United States, Britain, Germany, France and Japan, as an edict issued from the Dowager Empress Cixi.
- 1919 –Admiral Ludwig von Reuter scuttles the German fleet in Scapa Flow, Orkney. The nine sailors killed are the last casualties of World War I.
- 1919 –The Royal Canadian Mounted Police fire a volley into a crowd of unemployed war veterans, killing two, during the Winnipeg General Strike.
- 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.
- 1942 –World War II: Tobruk falls to Italian and German forces.
- 1957 –Ellen Fairclough is sworn in as Canada’s first woman Cabinet Minister.
- 1964 –Three civil rights workers, Andrew Goodman, James Chaney and Mickey Schwerner, are murdered in Neshoba County, Mississippi, United States, by members of the Ku Klux Klan.
- 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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