October 20th, 1421

Born on October 20th, 1421

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

Why not celebrate an alternative birthday? In 147 days, exactly on November 17th, 2026, people who were born on October 20th, 1421 will be 221,000 days old!

... in seconds, minutes and hours

What happened on October 20th?

October 20th, 2011

First Libyan Civil War: Muammar Gaddafi, the deposed Libyan leader, was captured by rebel forces during the Battle of Sirte, and was killed shortly thereafter.

October 20th, 1977

Three members of the American rock band Lynyrd Skynyrd died when their chartered plane crashed in Gillsburg, Mississippi.

October 20th, 1969

Experimental results from the Stanford Linear Accelerator Center were published showing that protons were composed of smaller particles, the first evidence of quarks.

October 20th, 1936

British woman Mabel Freer was refused entry to Australia after failing a dictation test given in Italian, leading to a debate over Australia's immigration policy.

October 20th, 1740

Under the terms of the Pragmatic Sanction, Maria Theresa (pictured) ascended the Habsburg throne.

October 20th, 1986

Aeroflot Flight 6502 crashed on approach to Kurumoch Airport in Samara, Russia (then Kuybyshev in the Soviet Union), killing 70 people on board.

October 20th, 1984

The Spanish trawler Sonia sank in British waters after a five-hour chase by the Irish Naval Service patrol vessel Aisling, during which almost 600 shots were fired.

October 20th, 1973

Watergate scandal: Attorney General Elliot Richardson and his deputy William Ruckelshaus resigned after refusing to obey President Richard Nixon's order to have Archibald Cox fired.

October 20th, 1967

Roger Patterson and Robert Gimlin filmed an unidentified subject, which they claimed was Bigfoot, at Six Rivers National Forest in California.

October 20th, 2024

Prabowo Subianto and Gibran Rakabuming Raka were sworn in as president and vice president of Indonesia, becoming the oldest and the youngest person to assume respective offices.

October 20th, 1951

African-American college football player Johnny Bright was the victim of an on-field assault, eventually leading to changes in NCAA football rules that mandated the use of more protective helmets with face guards.

October 20th, 1944

World War II: Fulfilling a promise he made two years previously, General Douglas MacArthur landed on Leyte to begin the recapture of the Philippines.

October 20th, 1939

Pope Pius XII (pictured) published his first encyclical, Summi Pontificatus, which critiqued ideologies such as racism, cultural superiority and totalitarianism.

October 20th, 1981

Two police officers and a Brink's armored car guard are killed during an armed robbery carried out by members of the Black Liberation Army and Weather Underground in Nanuet, New York.

October 20th, 1977

A plane carrying the rock band Lynyrd Skynyrd crashes in woodland in Mississippi, United States. Six people, including three band members, are killed.

Public holidays on October 20th

Fixed holidays (Christian feast days) which are celebrated on October 20th.

Date as a Roman numeral / digit

Leap year

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

Calendar
October 1421