July 10th, 1421

Born on July 10th, 1421

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

Why not celebrate an alternative birthday? In 45 days, exactly on August 7th, 2026, people who were born on July 10th, 1421 will be 221,000 days old!

... in seconds, minutes and hours

What happened on July 10th?

July 10th, 1941

The Holocaust: Ethnic Poles murdered at least 340 Jewish residents of Jedwabne in German-occupied Poland.

July 10th, 1940

Second World War: The Battle of Britain, in which the Royal Air Force defended the UK from attacks by the German Luftwaffe, began.

July 10th, 1925

Indian mystic and spiritual master Meher Baba began his silence until his death in 1969, only communicating by means of an alphabet board or by unique hand gestures.

July 10th, 1921

Irish War of Independence: One day after a truce was agreed between the Irish Republican Army and British forces, violence broke out between Catholics and Protestants in Belfast.

July 10th, 1913

The air temperature in Furnace Creek, California, reached 134 °F (56.7 °C), recognized by the World Meteorological Organization as the highest recorded on Earth.

July 10th, 1806

Indian sepoys mutinied against the East India Company at Vellore Fort.

July 10th, 1800

Lord Wellesley, Governor-General of India, founded Fort William College in Calcutta.

July 10th, 1645

English Civil War: The Parliamentarians destroyed the last Royalist field army at the Battle of Langport, ultimately giving Parliament control of the west of England.

July 10th, 1553

Lady Jane Grey (pictured) was proclaimed the successor to King Edward VI of England, beginning her disputed reign as the "Nine Days' Queen".

July 10th, 1372

The Treaty of Tagilde was signed between Ferdinand I of Portugal and representatives of John of Gaunt of England, marking the beginning of the Anglo-Portuguese Alliance, which remains in effect today.

July 10th, 1945

Three African-American United States Marines who repeatedly raped local women in Katsuyama near Nago, Okinawa were killed by the residents and had their bodies hidden in a nearby cave for over 50 years.

July 10th, 1978

Moktar Ould Daddah, the first president of Mauritania, was ousted in a coup d'état led by Mustafa Ould Salek.

July 10th, 1668

Anglo-Spanish War (1654–1660): Henry Morgan with an English privateer force landed at Porto Bello (in modern-day Panama) in an attempt to capture the Spanish city.

July 10th, 0645

In a plot to eliminate the Japanese Soga clan, Prince Naka no Ōe assassinated Soga no Iruka (depicted), beginning the Isshi incident.

July 10th, 2018

The last members of a junior association football team and their coach were rescued from Tham Luang Nang Non, a flooded cave in northern Thailand.

Public holidays on July 10th

Fixed holidays (Christian feast day) which are celebrated on July 10th.

Date as a Roman numeral / digit

Leap year

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

Calendar
July 1421