April 20th, 1421

Born on April 20th, 1421

Age in days, weeks and months
Wow, over 221,000 days old!

Why not celebrate an alternative birthday? In 964 days, exactly on February 11th, 2029, people who were born on April 20th, 1421 will be 222,000 days old!

... in seconds, minutes and hours

What happened on April 20th?

April 20th, 2010

An explosion on Deepwater Horizon, an offshore rig in the Gulf of Mexico, resulted in the largest marine oil spill in history.

April 20th, 2008

Fernando Lugo became the first candidate not from the Colorado Party candidate to be elected President of Paraguay in 61 years.

April 20th, 2004

An incomplete tunnel leading to the Nicoll Highway MRT station in Singapore collapsed, resulting in four deaths and the station's relocation.

April 20th, 1999

Students Eric Harris and Dylan Klebold carried out a massacre at Columbine High School, killing 13 people before committing suicide.

April 20th, 1978

Korean Air Lines Flight 902 was shot down after violating Soviet airspace and was forced to make an emergency landing.

April 20th, 1968

South African Airways Flight 228 crashed shortly after take-off from Windhoek in South West Africa, resulting in 123 deaths.

April 20th, 1942

World War II: German and Italian forces began a large-scale counter-insurgency operation in occupied Yugoslavia.

April 20th, 1939

Billie Holiday (pictured) recorded the song "Strange Fruit", which later became an emblem of the civil rights movement.

April 20th, 1914

A fire and a gun battle between the Colorado National Guard and striking coal miners led to 17 deaths in the Ludlow Massacre.

April 20th, 1828

French explorer René Caillié reached Timbuktu in present-day Mali, and later received a 9,000-franc prize from the Société de Géographie for being the first European to return with a description of the city.

April 20th, 1818

Four days after the Court of King's Bench upheld an English murder suspect's right to a trial by battle in Ashford v Thornton, the plaintiff declined to fight, allowing the defendant to go free.

April 20th, 1809

War of the Fifth Coalition: Commanded by Napoleon, Franco-German forces defeated a reinforced Austrian corps at the Battle of Abensberg.

April 20th, 1657

Anglo-Spanish War: The English navy sank much of a Spanish treasure fleet at the Battle of Santa Cruz de Tenerife off the Canary Islands, but was unable to capture the treasure.

April 20th, 1537

Bacatá, the main settlement of the Muisca Confederation in present-day Colombia, was conquered by Spanish conquistadors led by Gonzalo Jiménez de Quesada.

April 20th, 1535

Sun dogs were observed over Stockholm, Sweden, inspiring Vädersolstavlan, the oldest coloured depiction of the city.

Public holidays on April 20th

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

Date as a Roman numeral / digit

Leap year

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

Calendar
April 1421