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

• 1307 –
  Külüg Khan is enthroned as Khagan of the Mongols and Wuzong of the Yuan.
• 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.
• 1824 –
  Greek War of Independence: Egyptian forces capture Psara in the Aegean Sea.
• 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.
• 1948 –
  Columbia Records introduces the long-playing record album in a public demonstration at the Waldorf-Astoria Hotel in New York, New York.
• 1973 –
  In handing down the decision in Miller v. California 413 US 15, the Supreme Court of the United States establishes the Miller Test for obscenity in U.S. law.
• 1982 –
  John Hinckley is found not guilty by reason of insanity for the attempted assassination of U.S. President Ronald Reagan.

Who were born on June 21?

• 1786 –
  Charles Edward Horn, British musician (d. 1849)
• 1850 –
  Daniel Carter Beard, founder of the Boy Scouts of America (d. 1941)
• 1859 –
  Henry Ossawa Tanner, American painter (d. 1937)
• 1883 –
  Fyodor Gladkov, Russian writer (d. 1958)
• 1889 –
  Tadeusz Jan Kowalski, Polish orientalist (d. 1948)
• 1912 –
  Kazimierz Leski, Polish engineer (d. 2000)
• 1940 –
  Michael Ruse, Canadian philosopher
• 1954 –
  Mark Kimmitt, American Army general
• 1957 –
  Berkeley Breathed, American cartoonist and author
• 1969 –
  Gabriella Paruzzi, Italian skier

Who died on June 21?

• 1529 –
  John Skelton, English poet
• 1596 –
  Jean Liebault, French agronomist (b. 1535)
• 1652 –
  Inigo Jones, English architect (b. 1573)
• 1661 –
  Andrea Sacchi, Italian painter (b. 1599)
• 1737 –
  Matthieu Marais, French jurist (b. 1664)
• 1964 –
  Michael Schwerner, American civil rights activist (b. 1939)
• 1999 –
  Kami, Japanese drummer (Malice Mizer) (b. 1973)
• 2002 –
  Timothy Findley, Canadian novelist and playwright (b. 1930)
• 2003 –
  Roger Neilson, Canadian ice hockey coach (b. 1934)
• 2007 –
  Bob Evans, American restaurateur (b. 1918)