August 21st, 1711

Born on August 21st, 1711

Age in days, weeks and months
Wow, over 115,000 days old!

Why not celebrate an alternative birthday? In 975 days, exactly on March 26th, 2029, people who were born on August 21st, 1711 will be 116,000 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 1711

65

David Hume

Scottish philosopher, economist, and historian

*April 26th, 1711, Edinburgh †August 25th, 1776, Edinburgh

49

Edward Boscawen

Royal Navy admiral (1711-1761)

*August 19th, 1711, Tregothnan †January 10th, 1761, Surrey

87

Qianlong Emperor

Emperor of the Qing Dynasty (1711–1799)

*September 25th, 1711, Beijing †February 7th, 1799, Beijing

66

Laura Bassi

Italian physicist (1711-1778)

*October 31st, 1711, Bologna †February 20th, 1778, Bologna

40

William IV, Prince of Orange

Hereditary stadtholder of the Netherlands (1711-1751)

*September 1st, 1711, Leeuwarden †October 22nd, 1751, Huis ten Bosch

83

Wenzel Anton, Prince of Kaunitz-Rietberg

Bohemian nobleman (1711-1794)

*February 2nd, 1711, Vienna †June 27th, 1794, Vienna

82

Francisco Pérez Bayer

Spanish writer (1711-1794)

*November 11th, 1711, Valencia †January 27th, 1794, Valencia

75

Princess Amelia of Great Britain

Princess of Great Britain (1711-1786)

*June 10th, 1711, Herrenhausen Palace †October 31st, 1786, Soho

67

Richard Grenville-Temple, 2nd Earl Temple

First Lord of the Admiralty (1711-1779)

*September 26th, 1711, Wotton Underwood †September 12th, 1779, London

29

Sidonia Hedwig Zäunemann

German poet

*January 15th, 1711, Erfurt †December 11th, 1740, Plaue

72

Agustín de Jáuregui

Spanish colonial governor (1711-1784)

*May 17th, 1711, Lekaroz †April 29th, 1784, Lima

74

Kitty Clive

British actress (1711-1785)

*November 5th, 1711, London †December 6th, 1785, London

77

François Jacquier

French Franciscan mathematician and physicist

*June 7th, 1711, Vitry-le-François †July 5th, 1788, Rome

38

Baron Franz von der Trenck

Austrian soldier (1711-1749)

*January 1st, 1711, Reggio Calabria †October 14th, 1749, Brno

60

Andrés Piquer

Spanish writer (1711-1772)

*November 6th, 1711, Fórnoles †August 3rd, 1772, Madrid

69

Noël Hallé

French painter and printmaker (1711-1781)

*September 2nd, 1711, Paris †June 5th, 1781, Paris

73

Frederick August I, Duke of Oldenburg

German prince-bishop and duke of Oldenburg (1711-1785)

*September 20th, 1711, Gottorf Castle †July 6th, 1785, Oldenburg

45

Peter Karl Christoph von Keith

Prussian confidant of Frederick the Great (1711–1756)

*May 24th, 1711, Poborowo †December 27th, 1756, Berlin

77

Gaetano Latilla

Italian opera composer

*January 12th, 1711, Bari †January 15th, 1788, Naples

70

Jeanne-Marie Leprince de Beaumont

French writer, editor

*April 26th, 1711, Rouen †September 8th, 1781, Avallon

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 1711 is a normal year and no leap year.

Calendar
August 1711