October 4th, 1421

Born on October 4th, 1421

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

Why not celebrate an alternative birthday? In 151 days, exactly on November 1st, 2026, people who were born on October 4th, 1421 will be 221,000 days old!

... in seconds, minutes and hours

What happened on October 4th?

October 4th, 1927

Gutzon Borglum and approximately 400 workers began sculpting Mount Rushmore.

October 4th, 2003

A suicide bomber killed 21 people, including a two-month-old baby, and injured 60 others inside a restaurant in Haifa, Israel.

October 4th, 1957

The Soviet spacecraft Sputnik 1, the first artificial satellite to orbit the Earth, was launched from the Baikonur Cosmodrome.

October 4th, 1943

World War II: Allied forces executed Operation Leader, an air raid against German shipping near Bodø, Norway.

October 4th, 1941

Willie Gillis, one of Norman Rockwell's trademark characters, debuted on the cover of The Saturday Evening Post.

October 4th, 1925

Great Syrian Revolt: Rebels led by Fawzi al-Qawuqji captured the city of Hama from the French Mandate of Syria.

October 4th, 1918

First World War: The Japanese merhant ship Hirano Maru was sunk by a German submarine in the Celtic Sea with the loss of 291 lives.

October 4th, 1917

First World War: The Allies devastated the German defence at the Battle of Broodseinde, prompting a crisis among German commanders and causing a severe loss of morale in the 4th Army.

October 4th, 1876

Texas A&M University opened as the first public institution of higher education in the U.S. state.

October 4th, 1862

American Civil War: After a naval battle in Galveston Harbor, Texas, Confederate commanders negotiated the surrender of the city to Union forces.

October 4th, 1633

Smolensk War: Forces from the Polish–Lithuanian Commonwealth broke the Russian siege of Smolensk (depicted).

October 4th, 1448

Skanderbeg and Gjergj Arianiti signed a peace treaty to end the Albanian–Venetian War.

October 4th, 1363

Red Turban Rebellions: The rebel leader Zhu Yuanzhang won the Battle of Lake Poyang by deploying ships intentionally set aflame when the emperor tried to escape.

October 4th, 1209

Otto IV, Holy Roman Emperor (seal pictured), was crowned.

October 4th, 2018

East Island (pictured), a critical wildlife habitat in the Northwestern Hawaiian Islands, was largely destroyed by Hurricane Walaka.

Public holidays on October 4th

Fixed holidays (Christian feast day) which are celebrated on October 4th.

Date as a Roman numeral / digit

Leap year

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

Calendar
October 1421