What are the important events that happened on June 21? Here are historical events, facts, and some myths about this day.

June 21: Facts & Myths About This Day

June 21 is the 172^nd 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.

Under the Julian calendar, this day is June 8, 2025 – a Saturday. Both day of the week are the same but did you notice the difference with the Gregorian calendar?

When this day started, 29,174,400 minutes has elapsed since midnight of January 1, 1970 – the Unix epoch.

Strange as it may, if we name this day after a polygon then it will be called ‘hectaheptacontadigon’ day.

Gemini is the zodiac 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.

The ancient Maya civilization believes that the end of the world will happen on December 21, 2012. There are now 4,565 days since this fabled cataclysmic event.

June 21: This Day In History

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.

June 21 Historical Events

• 1749 –
  Halifax, Nova Scotia, is founded.
• 1768 –
  James Otis, Jr. offends the King and Parliament in a speech to the Massachusetts General Court.
• 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.
• 1915 –
  The U.S. Supreme Court hands down its decision in Guinn v. United States 238 US 347 1915, striking down an Oklahoma law denying the right to vote to some citizens.
• 1919 –
  The Royal Canadian Mounted Police fire a volley into a crowd of unemployed war veterans, killing two, during the Winnipeg General Strike.
• 1929 –
  An agreement brokered by U.S. Ambassador Dwight Whitney Morrow ends the Cristero War in Mexico.
• 1930 –
  One-year conscription comes into force in France.
• 1940 –
  The first successful west-to-east navigation of Northwest Passage begins at Vancouver, British Columbia, Canada.
• 1942 –
  World War II: Tobruk falls to Italian and German forces.
• 2009 –
  Greenland assumes self-rule.

Who were born on June 21?

• 1639 –
  Increase Mather, New England Puritan minister (d. 1723)
• 1712 –
  Luc Urbain de Bouexic, comte de Guichen, French admiral (d. 1790)
• 1741 –
  Benedetto, Duke of Chablais, Italian general in the French Revolution (d.1808)
• 1834 –
  Elizabeth Jane Caulfeild, Countess of Charlemont Irish Jewish noblewoman (d. 1882)
• 1918 –
  Eddie Lopat, American baseball player (d. 1992)
• 1933 –
  Bernie Kopell, American actor
• 1950 –
  Enn Reitel, English actor
• 1965 –
  Larry Wachowski, American film director
• 1974 –
  Rob Kelly, American football player
• 1981 –
  Brandon Flowers, American singer and keyboardist (The Killers)

Who died on June 21?

• 1621 –
  Kryštof Harant, Polish soldier, writer and composer (b. 1564)
• 1893 –
  Leland Stanford, American business tycoon and founder of Stanford University (b. 1824)
• 1954 –
  Gideon Sundback, American inventor who perfected the zipper (b. 1880)
• 1964 –
  James Chaney, American civil rights activist (b. 1943)
• 1993 –
  Ticho Parly, Danish tenor (b. 1928)
• 1998 –
  Al Campanis, American baseball executive (b. 1916)
• 1998 –
  Anastasio Ballestrero, Italian Cardinal
• 1999 –
  Kami, Japanese drummer (Malice Mizer) (b. 1973)
• 2001 –
  John Lee Hooker, American musician (b. 1916)
• 2003 –
  Roger Neilson, Canadian ice hockey coach (b. 1934)