April 9th, 1421

Born on April 9th, 1421

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

Why not celebrate an alternative birthday? In 971 days, exactly on January 31st, 2029, people who were born on April 9th, 1421 will be 222,000 days old!

... in seconds, minutes and hours

What happened on April 9th?

April 9th, 1942

World War II: Japanese forces defeated Allied troops at the Battle of Bataan in the Philippines before beginning to forcibly transfer more than 90,000 prisoners of war to prison camps in the Bataan Death March.

April 9th, 1860

Édouard-Léon Scott de Martinville recorded himself singing "Au clair de la lune" on his phonautograph, producing the oldest known recording of an audible human voice (audio featured).

April 9th, 0475

Basiliscus issued the Enkyklikon, a circular letter to bishops supporting the Monophysitism position.

April 9th, 2021

Prince Philip, the consort of Queen Elizabeth II, died at Windsor Castle aged 99.

April 9th, 2005

Charles, Prince of Wales, married Camilla Parker Bowles in a civil ceremony at the Windsor Guildhall.

April 9th, 1999

Ibrahim Baré Maïnassara, President of Niger, was shot dead by soldiers in Niamey.

April 9th, 1993

Iranian filmmaker Morteza Avini was killed by a land mine in Fakkeh while producing a documentary.

April 9th, 1980

Iraqi philosopher Muhammad Baqir al-Sadr (pictured) and his sister Amina were executed by the regime of Saddam Hussein.

April 9th, 1976

The first EMD F40PH, Amtrak's most widespread diesel locomotive for many years, entered into service.

April 9th, 1959

NASA announced the selection of the Mercury Seven, the first astronauts in Project Mercury.

April 9th, 1948

Palestine war: Fighters from the Zionist paramilitary groups Irgun and Lehi attacked the village of Deir Yassin near Jerusalem, killing more than 100 Palestinian Arabs.

April 9th, 1947

The Glazier–Higgins–Woodward tornadoes killed 181 people and injured 970 others in Texas, Oklahoma, and Kansas.

April 9th, 1945

The German heavy cruiser Admiral Scheer (pictured), the most successful capital-ship surface raider of the Second World War, was sunk by British bombers in port in Kiel.

April 9th, 1940

World War II: During the German invasion of Norway, Vidkun Quisling attempted to seize power in the first coup to be broadcast over radio.

April 9th, 1939

After being denied permission to perform at Constitution Hall by the Daughters of the American Revolution, African-American singer Marian Anderson gave an open-air concert on the steps of the Lincoln Memorial in Washington, D.C.

Public holidays on April 9th

Fixed holidays (Christian feast day) which are celebrated on April 9th.

Date as a Roman numeral / digit

Leap year

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

Calendar
April 1421