August 21st, 1531

Born on August 21st, 1531

Age in days, weeks and months
Wow, over 180,000 days old!

Why not celebrate an alternative birthday? In 230 days, exactly on March 13th, 2027, people who were born on August 21st, 1531 will be 181,000 days old!

... in seconds, minutes and hours

What happened on August 21st?

August 21st, 2007

BioShock was released in North America, becoming a critical success and a demonstration of video games as an art form.

August 21st, 2015

Passengers on a Thalys train from Amsterdam to Paris confronted and subdued an attacker who attempted a mass shooting.

August 21st, 2013

Syrian civil war: Areas controlled by the Syrian opposition in Ghouta, Damascus, were attacked by rockets (launcher pictured) containing sarin, killing at least 281 people.

August 21st, 1986

A limnic eruption of Lake Nyos in Cameroon released a cloud of carbon dioxide, suffocating 1,746 people and 3,500 livestock.

August 21st, 1963

South Vietnamese special forces loyal to Ngô Đình Nhu, the brother of President Ngô Đình Diệm, raided and vandalised Buddhist pagodas (one pictured) across the country, arresting thousands and leaving hundreds dead.

August 21st, 1945

American physicist Harry Daghlian accidentally dropped a tungsten carbide brick onto a plutonium bomb core, exposing himself to neutron radiation and later becoming the first Manhattan Project fatality due to a criticality accident.

August 21st, 1944

World War II: A combined Canadian–Polish force captured the town of Falaise, France, in the final offensive of the Battle of Normandy.

August 21st, 1942

World War II: The Imperial Japanese Army lost the Battle of the Tenaru, the first of its three major land offensives during the Guadalcanal campaign.

August 21st, 1911

Leonardo da Vinci's Mona Lisa (pictured) was stolen from the Louvre by museum employee Vincenzo Peruggia and was not recovered until two years later.

August 21st, 1858

The first of seven debates between Abraham Lincoln and Stephen A. Douglas (both pictured), candidates for an Illinois seat in the U.S. Senate, was held in Ottawa, Illinois.

August 21st, 1808

Peninsular War: British and Portuguese forces put an end to the first French invasion of Portugal at the Battle of Vimeiro.

August 21st, 1789

The national colours of Italy first appeared on a tricolour cockade in Genoa.

August 21st, 1717

Austro-Turkish War: Austrian troops under Prince Eugene of Savoy captured the strategically important city of Belgrade from the Ottoman Empire.

August 21st, 1716

Seventh Ottoman–Venetian War: Ottoman forces suddenly abandoned their siege of Corfu, allowing the Republic of Venice to preserve its rule over the Ionian Islands.

August 21st, 1689

Jacobite clans clashed with a regiment of Covenanters in the streets of Dunkeld, Scotland.

Birthdays
... of famous people, actors, celebrities and stars on August 21st

Same year
Born in 1531

42

Antoine de Créqui Canaples

Roman Catholic cardinal

*July 17th, 1531, France †June 20th, 1574, Amiens

53

Jacques, Duke of Nemours

2nd Duke of Nemours

*October 12th, 1531, Vauluisant Abbey †June 18th, 1585, Piedmont

58

Philipp Apian

German mathematician and cartographer

*September 14th, 1531, Ingolstadt †November 15th, 1589, Tübingen

64

Leonhard Thurneysser

Scholar and quack at the court of John George, Elector of Brandenburg

*July 22nd, 1531, Basel †July 9th, 1596, Cologne

59

Federico Cornaro

Italian cardinal

*June 9th, 1531, Venice †October 4th, 1590, Rome

66

Hans Fugger

German businessman (1531-1598)

*September 4th, 1531, Augsburg †April 15th, 1598, Kirchheim in Schwaben

69

Scipione Ammirato

Italian historian (1531-1601)

*October 7th, 1531, Lecce †January 11th, 1601, Florence

76

Bernardo Buontalenti

Italian stage designer, architect, theatrical designer, military engineer and artist (1531-1608)

*December 15th, 1531, Florence †June 6th, 1608, Florence

59

Vespasiano I Gonzaga

Italian noble and diplomat (1531-1591)

*December 6th, 1531, Fondi †February 26th, 1591, Sabbioneta

Birthdays of famous people

Public holidays on August 21st

Fixed holidays (Christian Feast Day) which are celebrated on August 21st.

Date as a Roman numeral / digit

Leap year

No: With 365 days 1531 is a normal year and no leap year.

Calendar
August 1531