October 17th, 1421

Born on October 17th, 1421

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

Why not celebrate an alternative birthday? In 144 days, exactly on November 14th, 2026, people who were born on October 17th, 1421 will be 221,000 days old!

... in seconds, minutes and hours

What happened on October 17th?

October 17th, 1914

Off the coast of the Dutch island of Texel, a British naval squadron sank the German 7th Half Flotilla of torpedo boats in the Battle off Texel.

October 17th, 2001

Rehavam Ze'evi, the Israeli minister of tourism, was assassinated in revenge for the killing of PFLP leader Abu Ali Mustafa.

October 17th, 2000

A fatal rail crash at Hatfield, Hertfordshire, led to the introduction of widespread speed limit reductions throughout the British rail network and eventually caused the collapse of the railway management group Railtrack.

October 17th, 1992

Having gone to the wrong house in Baton Rouge, Louisiana, for a Halloween party, Japanese exchange student Yoshihiro Hattori was shot and killed by the homeowner.

October 17th, 1973

Yom Kippur War: Egyptian forces retreated from the Battle of the Chinese Farm, allowing Israeli forces to build their first bridge across the Suez Canal.

October 17th, 1969

The Caravaggio painting Nativity with St. Francis and St. Lawrence was stolen from the Oratory of Saint Lawrence in Palermo, Italy.

October 17th, 1964

Prime Minister Robert Menzies inaugurated the artificial Lake Burley Griffin (pictured) in the centre of the Australian capital Canberra.

October 17th, 1952

Indonesian Army elements surrounded the Merdeka Palace in Jakarta, demanding that President Sukarno disband the Provisional People's Representative Council.

October 17th, 1931

American gangster Al Capone was convicted on five counts of income-tax evasion.

October 17th, 1860

The Open Championship, the oldest of the four major championships in men's golf, was first played at Prestwick Golf Club in Scotland.

October 17th, 1814

A wooden beer-fermenting vat in London burst, destroying a second vat and causing a large flood of at least 128,000 imperial gallons (580,000 l; 154,000 US gal) of porter that killed eight people.

October 17th, 1777

American Revolutionary War: British general John Burgoyne's Saratoga campaign ended with his surrender to the Americans, later convincing France to enter the war in alliance with the United States.

October 17th, 1660

A series of executions of the commissioners who signed the death warrant of King Charles I of England concluded; six were hanged, drawn and quartered for treason.

October 17th, 1604

German astronomer Johannes Kepler began observations of an exceptionally bright object, now known as Kepler's Supernova, that had appeared in the constellation Ophiuchus.

October 17th, 1346

Hundred Years' War: Under the terms of Scotland's Auld Alliance with France, King David II of Scotland (pictured) was captured at the Battle of Neville's Cross following his invasion of England.

Public holidays on October 17th

Fixed holidays (Christian feast day) which are celebrated on October 17th.

Date as a Roman numeral / digit

Leap year

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

Calendar
October 1421