March 20th, 1421

Born on March 20th, 1421

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

Why not celebrate an alternative birthday? In 933 days, exactly on January 11th, 2029, people who were born on March 20th, 1421 will be 222,000 days old!

... in seconds, minutes and hours

What happened on March 20th?

March 20th, 1944

World War II: U.S. Marines made a landing on Emirau Island in the Bismarck Archipelago to develop an airbase as part of Operation Cartwheel.

March 20th, 1861

An earthquake occurred in the Argentine province of Mendoza, causing at least 6,000 deaths and destroying most of the buildings in the province's capital city.

March 20th, 1760

A fire of unknown cause broke out in Boston, Massachusetts, destroying 349 buildings.

March 20th, 1724

Following the death of Pope Innocent XIII, a papal conclave convened in Rome to elect a new pope.

March 20th, 2010

Eyjafjallajökull (pictured) in Iceland began a series of volcanic events, later disrupting air travel across Europe.

March 20th, 1926

Chiang Kai-shek initiated a purge of communist elements within the National Revolutionary Army in Guangzhou, China.

March 20th, 1890

Emperor Wilhelm II dismissed Otto von Bismarck as the chancellor of the German Empire.

March 20th, 1602

The Dutch East India Company, the first company to issue stock, was established.

March 20th, 2014

Taliban militants killed nine civilians in a mass shooting at the Kabul Serena Hotel in Afghanistan.

March 20th, 1993

The Troubles: Two children were killed by the second of two bomb attacks by the Provisional Irish Republican Army in Warrington, England.

March 20th, 1987

The antiretroviral drug zidovudine became the first treatment approved by the U.S. Food and Drug Administration for HIV/AIDS.

March 20th, 1942

World War II: After being forced to flee the Philippines for Australia, US Army general Douglas MacArthur announced: "I came through and I shall return."

March 20th, 1939

Germany issued an ultimatum to Lithuania, demanding the return of the Klaipėda Region under threat of invasion.

March 20th, 1923

The Arts Club of Chicago hosted the opening of Pablo Picasso's first solo United States showing, entitled Original Drawings by Pablo Picasso.

March 20th, 1922

The United States Navy commissioned its first aircraft carrier, USS Langley.

Public holidays on March 20th

Fixed holidays (Christian feast day, International Francophonie Day) which are celebrated on March 20th.

Date as a Roman numeral / digit

Leap year

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

Calendar
March 1421