August 21st, 1728

Born on August 21st, 1728

Age in days, weeks and months
Wow, over 108,000 days old!

Why not celebrate an alternative birthday? In 222 days, exactly on January 26th, 2027, people who were born on August 21st, 1728 will be 109,000 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 1728

50

James Cook

British explorer, cartographer and naval officer (1728–1779)

*October 27th, 1728, Marton †February 14th, 1779, Kealakekua Bay

34

Peter III of Russia

The seventh Emperor of Russia (1762)

*February 10th, 1728, Kiel †July 6th, 1762, Ropsha

49

Johann Heinrich Lambert

German mathematician, physicist and astronomer (1728-1777)

*August 26th, 1728, Mulhouse †September 25th, 1777, Berlin

78

Shah Alam II

16th Mughal Emperor from 1760 to 1806

*June 25th, 1728, Old Delhi †November 19th, 1806, Delhi

80

Matthew Boulton

English manufacturer, industrialist 1728-1809, business partner of James Watt

*September 3rd, 1728, Birmingham †August 17th, 1809, Birmingham

82

Karl Friedrich I, Grand Duke of Baden

German noble (1728-1811)

*November 22nd, 1728, Karlsruhe †June 10th, 1811, Karlsruhe

56

Stanislaus Czerniewicz

Temporary Vicar General of the Society of Jesus (1728–1785)

*August 15th, 1728, Kaunas †July 7th, 1785, Stajki

56

Paolo Frisi

Italian mathematician and astronomer (1728-1784)

*April 13th, 1728, Melegnano †November 22nd, 1784, Milan

63

Jacob Vernes

Genevan Protestant minister

*May 31st, 1728, Geneva †October 22nd, 1791, Geneva

76

Franz Xaver von Wulfen

Austrian scientist (1728-1805)

*November 5th, 1728, Belgrade †March 17th, 1805, Klagenfurt am Wörthersee

72

Giovanni Alessandro Brambilla

Italian physician, surgeon, pathologist (1728-1800)

*April 15th, 1728, San Zenone al Po †July 30th, 1800, Padua

36

Christian Braunmann Tullin

Norwegian poet (1728-1765)

*September 6th, 1728, Christiania †January 21st, 1765, Christiania

62

Georg Christian Oeder

German-Danish botanist (1728-1791)

*February 3rd, 1728, Ansbach †January 28th, 1791, Oldenburg

72

Pierre Gaviniès

French violin maker, violinist and composer

*May 11th, 1728, Bordeaux †September 8th, 1800, Paris

81

Chevalier d'Éon

French diplomat, spy and soldier. d’Éon lived openly as a trans woman while in exile in England.

*October 5th, 1728, Tonnerre †May 21st, 1810, London

50

Therese of Brunswick-Wolfenbüttel

Princess of Brunswick-Wolfenbüttel, and abbess of Gandersheim Abbey

*June 4th, 1728, Wolfenbüttel †June 26th, 1778, Gandersheim Abbey

65

Richard Mique

French architect

*September 18th, 1728, Nancy †July 8th, 1794, Paris

54

Franz Seraph von Kohlbrenner

German writer, civil servant and opinion journalist

*October 17th, 1728, Traunstein †June 4th, 1783, Munich

80

José Moñino, 1st Count of Floridablanca

Spanish lawyer and civil servant (1728-1808)

*October 21st, 1728, Murcia †December 30th, 1808, Seville

75

Carlo Allioni

Italian physician and professor of botany (1728-1804)

*September 3rd, 1728, Turin †July 30th, 1804, Turin

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

Yes: 1728 is a leap year, therefore has a 29th of February with an additional leap day and a total of 366 days (instead of the usual 365 days in a normal year).

Calendar
August 1728