October 6th, 1421

Born on October 6th, 1421

Age in days, weeks and months
Wow, over 220,000 days old!

Why not celebrate an alternative birthday? In 133 days, exactly on November 3rd, 2026, people who were born on October 6th, 1421 will be 221,000 days old!

... in seconds, minutes and hours

What happened on October 6th?

October 6th, 2010

The first version of the Instagram mobile application was released for iOS devices.

October 6th, 2008

The MESSENGER probe discovered Mercury's Rembrandt (pictured) – the second largest impact crater on the planet.

October 6th, 2002

Al-Qaeda bombed the oil tanker Limburg, causing oil to leak into the Gulf of Aden.

October 6th, 2000

Denouncing corruption in Argentine president Fernando de la Rúa's administration and the Senate, Vice President Carlos Álvarez resigned.

October 6th, 1998

Matthew Shepard, a gay college student, was attacked and fatally wounded near Laramie, Wyoming, U.S., dying six days later.

October 6th, 1995

Astronomers Michel Mayor and Didier Queloz reported the discovery of a planet orbiting 51 Pegasi (depicted) as the first known exoplanet around a main-sequence star.

October 6th, 1989

About 200 members of the San Francisco Police Department instigated a police riot in the Castro following a peaceful protest held by the political group ACT UP.

October 6th, 1985

Police constable Keith Blakelock was killed during rioting in the Broadwater Farm housing estate in Tottenham, London.

October 6th, 1981

Egyptian president Anwar Sadat (pictured) was assassinated while attending a parade in Cairo to mark the eighth anniversary of the Crossing of the Bar Lev Line at the start of the 1973 Arab-Israeli War.

October 6th, 1973

The Egyptian Armed Forces crossed the Suez Canal (pictured) to attack occupying Israeli forces at the Bar Lev Line in the Sinai Peninsula, beginning the Yom Kippur War.

October 6th, 1934

Catalonia's autonomous government, led by Lluís Companys (pictured), declared a general strike, an armed insurgency, and the establishment of the Catalan State in reaction to the inclusion of conservatives in the Spanish republican regime.

October 6th, 1927

The Jazz Singer, one of the first feature-length motion pictures with a synchronized recorded music score, was released.

October 6th, 1908

Austria-Hungary announced the annexation of Bosnia and Herzegovina, causing a crisis that permanently damaged the country's relations with the Russian Empire and the Kingdom of Serbia.

October 6th, 1777

American Revolutionary War: Fort Clinton and Fort Montgomery were captured by British forces under Sir Henry Clinton, dismantling the Hudson River Chains.

October 6th, 1762

Seven Years' War: The Battle of Manila concluded with a British victory over Spain, leading to a twenty-month occupation.

Public holidays on October 6th

Fixed holidays (Christian feast day, Yom Kippur War commemorations) which are celebrated on October 6th.

Date as a Roman numeral / digit

Leap year

No: With 365 days 1421 is a normal year and no leap year.

Calendar
October 1421