November 20th, 1183

Born on November 20th, 1183

Age in days, weeks and months
Wow, over 307,000 days old!

Why not celebrate an alternative birthday? In 217 days, exactly on February 28th, 2027, people who were born on November 20th, 1183 will be 308,000 days old!

... in seconds, minutes and hours

What happened on November 20th?

November 20th, 1985

Windows 1.0, the first version of Microsoft Windows available to the public, was released.

November 20th, 1820

The American whaleship Essex sank 2,000 nautical miles (3,700 km) west of the western coast of South America after it was attacked by a sperm whale, an event which inspired the novel Moby-Dick by Herman Melville (pictured).

November 20th, 2003

Suicide bombers blew up the British consulate and the headquarters of HSBC Bank in Istanbul, killing 31 people, including consul general Roger Short and actor Kerem Yılmazer.

November 20th, 1991

First Nagorno-Karabakh War: An Azerbaijani military helicopter carrying a peacekeeping mission team was shot down in Nagorno-Karabakh, disrupting ongoing peace talks.

November 20th, 1990

Andrei Chikatilo, one of the Soviet Union's most prolific serial killers, was arrested in Novocherkassk.

November 20th, 1979

Armed insurgents attacked and took over the Masjid al-Haram in Mecca, declaring that one of their leaders was the Mahdi, the prophesied redeemer of Islam.

November 20th, 1969

A group of Native American activists began a 19-month occupation (graffiti pictured) of Alcatraz Island in San Francisco Bay.

November 20th, 1947

Princess Elizabeth, daughter of King George VI, married Lieutenant Philip Mountbatten, who was given the title Duke of Edinburgh.

November 20th, 1945

The Nuremberg trials (defendants pictured) of 24 leading Nazis involved in the Holocaust and various war crimes during World War II began in Nuremberg, Germany.

November 20th, 1917

First World War: The Battle of Cambrai began with British forces having initial success over Germany's Hindenburg Line.

November 20th, 1902

While discussing how to promote the newspaper L'Auto, sports journalist Géo Lefèvre came up with the idea of holding a cycling race that later became known as the Tour de France.

November 20th, 1845

Anglo-French blockade of the Río de la Plata: The Argentine Confederation was defeated in the Battle of Vuelta de Obligado, but the losses ultimately made the United Kingdom and France give up the blockade.

November 20th, 1776

American Revolutionary War: The Battle of Fort Lee saw the invasion of New Jersey by British and Hessian forces and the subsequent general retreat of the Continental Army.

November 20th, 1739

War of Jenkins' Ear: A British naval force arrived at the settlement of Portobello in the Spanish Main, capturing it the next day.

November 20th, 0284

Diocletian became Roman emperor, eventually establishing reforms that ended the Crisis of the Third Century.

Public holidays on November 20th

Fixed holidays (Christian feast day) which are celebrated on November 20th.

Date as a Roman numeral / digit

Leap year

No: With 365 days 1183 is a normal year and no leap year.

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