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

March 21: Facts & Myths About This Day

March 21 is the 80^th day of the year 2025 in the Gregorian calendar. There are 285 days remaining until the end of this year. The day of the week is Friday.

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

When this day started, 484,032 hours 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 ‘octacontagon’ day.

Aries is the zodiac sign of a person born on this day. Aquamarine is the modern birthstone for this month. Jade is the mystical birthstone from Tibetan origin that dates back over a thousand years.

According to the lunisolar Chinese calendar, there are 333 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 4,473 days since this fabled cataclysmic event.

March 21: This Day In History

March 21st is the common date of the March equinox (although astronomically the equinox is more likely to fall on March 20 in all but the most easterly longitudes). In astrology, the day of the equinox is the first full day of the sign of Aries. It is also the traditional first day of the astrological year.

March 21 Historical Events

• 1152 –
  Annulment of the marriage of King Louis VII of France and Queen Eleanor of Aquitaine.
• 1188 –
  Emperor Antoku accedes to the throne of Japan.
• 1800 –
  With the church leadership driven out of Rome during an armed conflict, Pius VII is crowned Pope in Venice with a temporary papal tiara made of papier-mâché.
• 1821 –
  Greek War of Independence: First revolutionary act in the monastery of Agia Lavra, Kalavryta.
• 1913 –
  Over 360 are killed and 20,000 homes destroyed in the Great Dayton Flood in Dayton, Ohio.
• 1919 –
  The Hungarian Soviet Republic is established becoming the first Communist government to be formed in Europe after the October Revolution in Russia.
• 1928 –
  Charles Lindbergh is presented with the Medal of Honor for the first solo trans-Atlantic flight.
• 1945 –
  World War II: Operation Carthage – British planes bomb Gestapo headquarters in Copenhagen, Denmark. They also hit a school and 125 civilians are killed.
• 1990 –
  Namibia becomes independent after 75 years of South African rule.
• 1999 –
  Bertrand Piccard and Brian Jones become the first to circumnavigate the Earth in a hot air balloon.

Who were born on March 21?

• 1854 –
  Alick Bannerman, Australian cricketer (d. 1924)
• 1869 –
  Florenz Ziegfeld, American theater producer (d. 1932)
• 1944 –
  Hideki Ishima, Japanese guitarist (Flower Travellin' Band)
• 1950 –
  Roger Hodgson, English musician (Supertramp)
• 1962 –
  Mark Waid, American comic book writer
• 1962 –
  Matthew Broderick, American actor
• 1963 –
  Shawon Dunston, American baseball player
• 1975 –
  Fabricio Oberto, Argentine basketball player
• 1977 –
  Bruno Cirillo, Italian centre defender at PAOK F.C.
• 1982 –
  Colin Turkington, British racing driver

Who died on March 21?

• 1063 –
  Blessed Richeza of Lotharingia, venerated in Roman Catholicism, wife of King Mieszko II of Poland
• 1729 –
  John Law, Scottish economist (b. 1671)
• 1734 –
  Robert Wodrow, Scottish historian (b. 1679)
• 1843 –
  Guadalupe Victoria, first President of Mexico (b. 1786)
• 1843 –
  Robert Southey, English poet (b. 1774)
• 1951 –
  Willem Mengelberg, Dutch conductor (b. 1871)
• 1975 –
  Joe Medwick, baseball player (b. 1911)
• 2005 –
  Barney Martin, American actor (b. 1923)
• 2010 –
  Wolfgang Wagner, German opera director (b. 1919)
• 2011 –
  Pinetop Perkins, Member of the Blues Hall of Fame (b. 1913)