January 18th, 1231

Born on January 18th, 1231

Age in days, weeks and months
Wow, over 290,000 days old!

Why not celebrate an alternative birthday? In 443 days, exactly on October 12th, 2027, people who were born on January 18th, 1231 will be 291,000 days old!

... in seconds, minutes and hours

What happened on January 18th?

January 18th, 1939

The Cathedral of Christ the King, currently the cathedral for the Roman Catholic Archdiocese of Atlanta, was dedicated.

January 18th, 1990

In a sting operation conducted by the FBI, Marion Barry (pictured), the mayor of Washington, D.C., was arrested for possession of crack cocaine.

January 18th, 1983

Singaporean communist activist Tan Chay Wa was executed, leading to a much-publicised trial of his brother for engraving "subversive" material on the gravestone.

January 18th, 1977

The CDC announced that the lung infection Legionnaires' disease is caused by a previously unknown bacterium now known as Legionella.

January 18th, 1969

In response to months of nationwide student protests, thousands of Japanese police stormed the University of Tokyo.

January 18th, 1958

Members of the Lumbee tribe arrived to protest at a Ku Klux Klan rally near Maxton, North Carolina, which turned into an armed confrontation between the two groups (pictured).

January 18th, 1951

Construction of the United Nations Military Cemetery (pictured) began in Busan, South Korea.

January 18th, 1943

World War II: In Operation Iskra, the Red Army established a narrow land corridor to Leningrad, partially easing the protracted German siege of the city.

January 18th, 1915

Japanese prime minister Ōkuma Shigenobu issued the Twenty-One Demands to China in a bid to increase Japan's power in East Asia.

January 18th, 1871

The German Empire was formed by the unification of previously independent German states, under the rule of Kaiser Wilhelm I.

January 18th, 1788

The armed tender HMS Supply, the first ship of the First Fleet, arrived at Botany Bay, Australia.

January 18th, 1535

Francisco Pizarro founded Ciudad de los Reyes (present-day Lima, Peru) as the capital of the lands he conquered for the Spanish crown.

January 18th, 1486

Elizabeth of York married King Henry VII, becoming queen consort of England.

January 18th, 0474

The young child Leo II became the sole Byzantine emperor upon the death of his grandfather Leo I.

January 18th, 2012

More than 115,000 websites engage in an online protest against the Stop Online Piracy Act and the Protect IP Act in the US.[citation needed] The websites involved viewed the laws as infringing on the right to free speech and many of them temporarily shut down in protest.

Public holidays on January 18th

Fixed holidays (Christian feast day) which are celebrated on January 18th.

Date as a Roman numeral / digit

Leap year

No: With 365 days 1231 is a normal year and no leap year.

Calendar
January 1231