April 12th, 1421

Born on April 12th, 1421

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

Why not celebrate an alternative birthday? In 956 days, exactly on February 3rd, 2029, people who were born on April 12th, 1421 will be 222,000 days old!

... in seconds, minutes and hours

What happened on April 12th?

April 12th, 0627

King Edwin of Northumbria was baptised by Bishop Paulinus of York.

April 12th, 1973

About 1,700 gravediggers in New York City began a 12-week strike, causing a delay in the burial of roughly 1,400 bodies in the city.

April 12th, 1994

Husband-and-wife law partners Laurence Canter and Martha Siegel posted the first massive commercial spam on Usenet.

April 12th, 2012

The Guinea-Bissau military seized control in a coup amid a presidential election, later handing power to a transitional administration under Manuel Serifo Nhamadjo.

April 12th, 1993

Bosnian War: NATO forces began Operation Deny Flight to enforce a no-fly zone over Bosnia and Herzegovina ordered by the United Nations Security Council.

April 12th, 1983

Harold Washington was elected as the first African-American mayor of Chicago.

April 12th, 1980

Canadian athlete Terry Fox embarked on an east-to-west "Marathon of Hope" from St. John's, Newfoundland and Labrador, with a prosthetic leg to raise funds for cancer research.

April 12th, 1961

Aboard Vostok 1, Soviet cosmonaut Yuri Gagarin performed the first human spaceflight, completing one orbit of Earth in 108 minutes.

April 12th, 1910

SMS Zrínyi, one of the last pre-dreadnoughts built by the Austro-Hungarian Navy, was launched in Trieste.

April 12th, 1861

Confederate forces began a bombardment of Fort Sumter in the harbor of Charleston, South Carolina, starting the American Civil War.

April 12th, 1831

The Broughton Suspension Bridge near Manchester, England, collapsed reportedly because of mechanical resonance induced by troops marching in step across it.

April 12th, 1822

Greek War of Independence: Ottoman troops began a massacre of tens of thousands of Greeks (depicted) on the island of Chios.

April 12th, 1807

The Froberg mutiny of Greek and Albanian troops in British service ended with the explosion of the gunpowder magazine at Fort Ricasoli, Malta.

April 12th, 1776

American Revolution: The North Carolina Provincial Congress passed the Halifax Resolves, the first official action in the American colonies calling for independence from Great Britain.

April 12th, 1204

Troops of the Fourth Crusade entered Constantinople and began a sack of the city, temporarily dissolving the Byzantine Empire.

Public holidays on April 12th

Fixed holidays (Christian feast day, Commemoration of first human in space by Yuri Gagarin) which are celebrated on April 12th.

Date as a Roman numeral / digit

Leap year

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

Calendar
April 1421