January 20th, 1256

Born on January 20th, 1256

Age in days, weeks and months
Wow, over 281,000 days old!

Why not celebrate an alternative birthday? In 602 days, exactly on February 22nd, 2028, people who were born on January 20th, 1256 will be 282,000 days old!

... in seconds, minutes and hours

What happened on January 20th?

January 20th, 2018

A group of Taliban gunmen attacked and took hostages at the Hotel Inter-Continental Kabul, Afghanistan, sparking a 12-hour battle that left at least 21 people dead.

January 20th, 2009

In Washington, D.C., Barack Obama was inaugurated as the first African-American president of the United States.

January 20th, 1992

Air Inter Flight 148 crashed into the Vosges while circling to land at Strasbourg Airport, France, resulting in 87 deaths.

January 20th, 1990

The Soviet Red Army violently cracked down on Azeri pro-independence demonstrations in Baku, Azerbaijan SSR.

January 20th, 1969

Bengali student activist Amanullah Asaduzzaman was shot and killed by East Pakistani police, an event that led to the Bangladesh Liberation War.

January 20th, 1968

The Houston Cougars upset the UCLA Bruins in what became known as the "Game of the Century" (pictured), ending the Bruins' 47-game winning streak and establishing college basketball as a sports commodity on American television.

January 20th, 1945

World War II: In an operation that took nearly two months to complete, Germany began the evacuation of at least 1.8 million people from East Prussia in anticipation of the advancing Soviet Red Army.

January 20th, 1942

The Holocaust: Reinhard Heydrich and other senior Nazi officials met at the Wannsee Conference near Berlin to discuss the implementation of the "Final Solution to the Jewish Question".

January 20th, 1843

Honório Hermeto Carneiro Leão, Marquis of Paraná, became the de facto first prime minister of the Empire of Brazil.

January 20th, 1356

Edward Balliol, whose father John was briefly King of Scotland, gave up his claim to the throne in exchange for an English pension.

January 20th, 1265

Simon de Montfort summoned local representatives to the Palace of Westminster to attend a parliament, now considered to be the forerunner of the House of Commons of England.

January 20th, 1156

According to legend, Lalli slew Bishop Henry of Finland with an axe on the ice of Lake Köyliönjärvi in Köyliö.

January 20th, 1726

J. S. Bach led the first performance of his cantata Meine Seufzer, meine Tränen on the second Sunday after the Epiphany.

January 20th, 2025

Donald Trump is inaugurated as the 47th President of the United States of America. He is currently the oldest person ever inaugurated.

January 20th, 1726

J. S. Bach leads the first performance of his cantata Meine Seufzer, meine Tränen (My sighs, my tears), BWV 13, for the second Sunday after Epiphany.

Public holidays on January 20th

Fixed holidays (Christian feast day) which are celebrated on January 20th.

Date as a Roman numeral / digit

Leap year

Yes: 1256 is a leap year, therefore has a 29th of February with an additional leap day and a total of 366 days (instead of the usual 365 days in a normal year).

Calendar
January 1256