March 21st, 1237

Born on March 21st, 1237

Age in days, weeks and months
Wow, over 288,000 days old!

Why not celebrate an alternative birthday? In 749 days, exactly on June 22nd, 2028, people who were born on March 21st, 1237 will be 289,000 days old!

... in seconds, minutes and hours

What happened on March 21st?

March 21st, 1825

During his tour of the United States, the Marquis de Lafayette laid the cornerstone for the Nathanael Greene Monument in Savannah, Georgia.

March 21st, 1980

The American soap opera Dallas aired the episode "A House Divided", which led to eight months of international speculation on "Who shot J.R.?"

March 21st, 1968

War of Attrition: The Battle of Karameh took place between the Israel Defense Forces and allied troops of the Palestine Liberation Organization and the Jordanian Armed Forces.

March 21st, 1963

The Federal Bureau of Prisons closed Alcatraz Federal Penitentiary on Alcatraz Island (pictured) in San Francisco Bay, California.

March 21st, 1952

The Moondog Coronation Ball, generally considered to be the first major rock and roll concert, took place at the Cleveland Arena in Cleveland, Ohio.

March 21st, 1946

The Los Angeles Rams signed Kenny Washington, making him the first African-American player in the National Football League since 1933.

March 21st, 1937

A police squad, acting under orders from Governor of Puerto Rico Blanton Winship, opened fire on demonstrators protesting the arrest of Puerto Rican Nationalist leader Pedro Albizu Campos, killing 21 people and injuring 235 others.

March 21st, 1918

First World War: The German Army opened the Spring Offensive with Operation Michael, attempting to break through the Allied lines and to seize ports on the English Channel.

March 21st, 1913

More than 360 were killed and 20,000 homes were destroyed in the Great Dayton Flood in Dayton, Ohio, U.S.

March 21st, 1874

Queen's Park defeated Clydesdale 2–0 in the final of the inaugural Scottish Cup.

March 21st, 1861

Alexander H. Stephens, Vice President of the Confederate States of America, gave an extemporaneous speech laying out the Confederacy's rationale for seceding from the United States.

March 21st, 1814

War of the Sixth Coalition: During their march on Paris, Coalition forces defeated Napoleon's French army on the final day of the Battle of Arcis-sur-Aube.

March 21st, 1788

A large fire destroyed 856 of the 1,100 structures in New Orleans.

March 21st, 1556

Thomas Cranmer, a former archbishop of Canterbury and one of the founders of Anglicanism, was burned at the stake for heresy in Oxford, England.

March 21st, 2006

Jack Dorsey sent the first message on the social-media network Twitter.

Public holidays on March 21st

Fixed holidays (Christian feast day) which are celebrated on March 21st.

Date as a Roman numeral / digit

Leap year

No: With 365 days 1237 is a normal year and no leap year.

Calendar
March 1237