August 21st, 1751

Born on August 21st, 1751

Age in days, weeks and months
Wow, over 100,000 days old!

Why not celebrate an alternative birthday? In 585 days, exactly on March 1st, 2028, people who were born on August 21st, 1751 will be 101,000 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 1751

85

James Madison

President of the United States from 1809 to 1817

*March 16th, 1751, Port Conway †June 28th, 1836, Montpelier

64

Richard Brinsley Sheridan

Irish-British politician, playwright and writer (1751-1816)

*October 30th, 1751, Dublin †July 7th, 1816, Seoul

78

Maria Anna Mozart

Austrian musician

*July 30th, 1751, Salzburg †October 29th, 1829, Salzburg

76

Francisco Salva Campillo

Spanish/Catalan prominent late-Enlightenment period scientist

*July 12th, 1751, Barcelona †February 13th, 1828, Barcelona

75

Johann Heinrich Voss

German poet and classics translator

*February 20th, 1751, Sommerstorf †March 29th, 1826, Heidelberg

68

Peleg Arnold

Jurist and US congress member (1751-1820)

*June 10th, 1751, Smithfield †January 1st, 1820, Smithfield

80

Karl Ludwig Nitzsch

German theologian

*August 6th, 1751, Lutherstadt Wittenberg †December 5th, 1831, Lutherstadt Wittenberg

66

Étienne-François Letourneur

French general and politician (1751-1817)

*March 15th, 1751, Granville †October 4th, 1817, Laeken

80

Nikolaus Simrock

Musician

*August 23rd, 1751, Mainz †June 12th, 1832, Bonn

67

François-Rodolphe de Weiss

Swiss politician, philosopher and diplomat (1751-1818)

*May 6th, 1751, Yverdon-les-Bains †July 21st, 1818, Coppet

54

Stanisław Szczęsny Potocki

Polish general

*February 20th, 1751, Chervonohrad †March 14th, 1805, Tulchyn

80

Joseph Lange

Austrian actor and artist (1751-1831)

*April 1st, 1751, Würzburg †September 17th, 1831, Vienna

67

Karl Gottlob Anton

Historian (1751-1818)

*July 23rd, 1751, Lubań †November 17th, 1818, Görlitz

69

Cornelis Willem de Rhoer

Dutch historian and writer (1751-1821)

*September 26th, 1751, Deventer †January 15th, 1821, Utrecht

76

Bartolomeo Campagnoli

Italian musician (1751-1827)

*September 10th, 1751, Cento †November 6th, 1827, Neustrelitz

77

Louis Lefèvre-Gineau

French chemist and scientist (1751-1829)

*March 7th, 1751, Authe †February 3rd, 1829, Paris

51

Ferdinando I, Duke of Parma

Duke of Parma (1751-1802)

*January 20th, 1751, Parma †October 9th, 1802, Fontevivo

61

Emanuel Schikaneder

German actor and singer

*September 1st, 1751, Straubing †September 21st, 1812, Vienna

53

Frederika Louisa of Hesse-Darmstadt

Queen consort of Prussia

*October 16th, 1751, Prenzlau †August 14th, 1805, Berlin

87

Thomas Blaikie

Scottish gardener (1751-1838)

*March 2nd, 1751, Edinburgh †July 19th, 1838, former 1st arrondissement of Paris

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 1751 is a normal year and no leap year.

Calendar
August 1751