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On this day

March 21 Saturday, March 21, 2026

A curious almanac of what happened on March 21 across the years — history, birthdays, the songs that ruled the charts, the films that packed cinemas, and the science that nudged the world forward.

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12
Events
7
Birthdays
8
Holidays
March 21, 537: Siege of Rome: King Vitiges attempts to assault the northern and eastern city walls, but is repulsed at the Praenestine Gate, known as the Vivarium, by the defenders under the Byzantine generals Bessas and Peranius.
537
War 1489 years ago

Siege of Rome: King Vitiges attempts to assault the northern and eastern city walls, but is repulsed at the Praenestine Gate, known as the Vivarium, by the defenders under the Byzantine generals Bessas and Peranius.

King Vitiges's Ostrogothic forces fail to breach Rome's walls as Byzantine generals Bessas and Peranius repulse his assault at the Praenestine Gate.

History

What happened on March 21

12 verified entries Full timeline
  1. 537

    Siege of Rome: King Vitiges attempts to assault the northern and eastern city walls, but is repulsed at the Praenestine Gate, known as the Vivarium, by the defenders under the Byzantine generals Bessas and Peranius.

    King Vitiges's Ostrogothic forces fail to breach Rome's walls as Byzantine generals Bessas and Peranius repulse his assault at the Praenestine Gate.

    War
  2. 630

    Emperor Heraclius returns the True Cross, one of the holiest Christian relics, to Jerusalem.

    Emperor Heraclius returns the True Cross to Jerusalem, restoring one of Christianity's most revered relics.

    Religion
  3. 717

    Battle of Vincy between Charles Martel and Ragenfrid.

    Charles Martel defeats Ragenfrid in the Battle of Vincy, consolidating his power over Francia.

    European history
  4. 867

    An army of the Kingdom of Northumbria attempts to recapture York from the Great Heathen Army but is defeated in the battle of York.

    An army from the Kingdom of Northumbria fails to reclaim York from the Great Heathen Army, suffering defeat in a significant battle.

    UK history
  5. 1152

    Annulment of the marriage of King Louis VII of France and Queen Eleanor of Aquitaine.

    Eleanor of Aquitaine's marriage to King Louis VII of France is annulled, paving the way for her subsequent marriage to Henry II of England.

    Royalty
  6. 1180

    Emperor Antoku accedes to the throne of Japan.

    Emperor Antoku ascends to the Japanese throne at age three.

    World history
  7. 1349

    Erfurt massacre: Outbreak of an antisemitic pogrom in Erfurt, Germany, during which between 100 and up to 3000 Jews were killed by Christians after being accused of causing the Black Death.

    An antisemitic pogrom in Erfurt results in the deaths of between 100 and 3,000 Jews, accused of spreading the Black Death.

    World history
  8. 1556

    On the day of his execution in Oxford, former archbishop of Canterbury Thomas Cranmer deviates from the scripted sermon by renouncing the recantations he has made and adds, "And as for the pope, I refuse him, as Christ's enemy, and Antichrist with all his false doctrine."

    Thomas Cranmer renounces his recantations and denounces the pope as he faces execution in Oxford.

    UK history
  9. 1788

    A fire in New Orleans leaves most of the town in ruins.

    A devastating fire sweeps through New Orleans, destroying more than 850 buildings and leaving most of the French colonial city in ruins.

    Disaster
  10. 1801

    The Battle of Alexandria is fought between British and French forces near the ruins of Nicopolis near Alexandria in Egypt.

    British forces defeat the French near the ruins of Nicopolis outside Alexandria, a decisive engagement in Napoleon's Egyptian Campaign.

    War
  11. 1814

    Napoleonic Wars: Austrian forces repel French troops in the Battle of Arcis-sur-Aube.

    Austrian forces defeat French troops in the Battle of Arcis-sur-Aube, halting Napoleon's advance.

    War
  12. 1919

    The Hungarian Soviet Republic is established becoming the first Communist government to be formed in Europe after the October Revolution in Russia.

    Béla Kun proclaims the establishment of the Hungarian Soviet Republic, making it the first communist government in Europe following the Russian Revolution.

    European history

Born today

Famous birthdays on March 21

Music

The number one songs on March 21

Across the years Full chart history
Stand and Deliver album cover

🇬🇧 #1 on March 21, 1981

"Stand and Deliver"

by Adam and the Ants

The dandy highwayman spent five weeks at the top — a brash, glam-pop coronation.

#1 for 5 weeks

Also #1 on this day

  • 1965
    "Ticket To Ride"
    — The Beatles
  • 1972
    "Metal Guru"
    — T. Rex
  • 2003
    "Make Luv"
    — Room 5 ft. Oliver Cheatham

Film & TV

At the movies

Box office #1 and premieres All releases
The Empire Strikes Back poster

Box-office #1

The Empire Strikes Back

1980 · dir. Irvin Kershner

Wide US release on May 23, 1980. Goes on to become the highest-grossing film of the year.

Sci-fiStar Wars $538M worldwide
🏆 Sport

March 21, 1986

Debi Thomas becomes the first African American to win the World Figure Skating Championships.

Debi Thomas wins the World Figure Skating Championships, becoming the first African American to achieve this title.

Read the story
🔬 Science

March 21, 1965

Ranger program: NASA launches Ranger 9, the last in a series of uncrewed lunar space probes.

Ranger 9, the final mission in NASA's Ranger program, is launched to explore the Moon's surface.

Read the story

Today is also

Holidays & observances

8 celebrated today

Arbor Day (Lesotho)

International

Arbor Day is a secular day of observance in which individuals and groups are encouraged to plant trees

Arbor Day (Portugal)

International

Arbor Day is a secular day of observance in which individuals and groups are encouraged to plant trees

Early music

International

Early music generally comprises Medieval music (500-1400) and Renaissance music (1400-1600), but can also include Baroque music (1600-1750) or ancient music

Education Freedom Day

International

Education Freedom Day (EFD) is an international event launched by the Digital Freedom Foundation in 2013

Harmony Day (Australia)

International

Harmony Day, an event officially expanded and renamed as Harmony Week for its 20th anniversary in 2019, is a government-declared observance celebrated annually on or around 21 March in Australia

Human Rights Day (South Africa)

International

Human Rights Day (HRD) is celebrated annually around the world on 10 December

The ability to simplify means to eliminate the unnecessary so that the necessary may speak.

Hans Hofmann · born March 21, 1880