January 21 is the 21st day of the year in the Gregorian calendar.
There are 344 days remaining until the end of the year.
Holidays and observances
* Flag Day (Quebec)
* Lady of Altagracia Day (Dominican Republic)
* National Hug Day (United States)
Events on this date
* 1189 – Philip II of France and Richard I of England begin to assemble troops to wage the Third Crusade.
* 1287 – The treaty of San Agayz is signed. Minorca is conquered by King Alfons III of Aragon.
* 1525 – The Swiss Anabaptist Movement is founded when Conrad Grebel, Felix Manz, George Blaurock, and about a dozen others baptize each other in the home of Manz's mother in Zürich, breaking a thousand-year tradition of church-state union.
* 1643 – Abel Tasman becomes the first European to reach Tonga.
* 1793 – After being found guilty of treason by the French Convention, Louis XVI of France is executed by guillotine.
* 1887 – 465 millimetres (18.3 in) of rain falls in Brisbane, a record for any Australian capital city.
* 1908 – New York City passes the Sullivan Ordinance, making it illegal for women to smoke in public, only to have the measure vetoed by the mayor.
* 1911 – The first Monte Carlo Rally takes place.
* 1925 – Albania declares itself a republic.
* 1948 – The Flag of Quebec is adopted and flown for the first time over the National Assembly of Quebec. The day is marked annually as Quebec Flag Day.
* 1954 – The first nuclear-powered submarine, the USS Nautilus, is launched in Groton, Connecticut by Mamie Eisenhower, the First Lady of the United States.
* 1968 – Vietnam War: Battle of Khe Sanh – One of the most publicized and controversial battles of the war begins.
* 1977 – President Jimmy Carter pardons nearly all American Vietnam War draft evaders, some of whom had emigrated to Canada.
* 1985 – The inauguration of President Ronald Reagan to a second term, already postponed a day because Jan. 20 fell on a Sunday, becomes the second inauguration in history moved indoors because of freezing temperatures and high winds. The parade is cancelled altogether
* 1999 – War on Drugs: In one of the largest drug busts in American history, the United States Coast Guard intercepts a ship with over 4,300 kilograms (9,500 lb) of cocaine on board.
* 2008 – Black Monday in worldwide stock markets. FTSE 100 had its biggest ever one-day points fall, European stocks closed with their worst result since 11 September 2001, and Asian stocks drop as much as 14%.
Born on this date
* 1338 – King Charles V of France
* 1721 – James Murray, British military officer, governor of Quebec
* 1804 – Eliza Roxcy Snow, American poet
* 1824 – Thomas "Stonewall" Jackson, American, Confederate army general
* 1860 – Karl Staaff, Prime Minister of Sweden
* 1885 – Umberto Nobile, Italian aeronautical engineer
* 1905 – Christian Dior, French fashion designer
* 1912 – Konrad Emil Bloch, German-born biochemist, Nobel laureate
* 1922 – Telly Savalas, American actor
* 1938 – Wolfman Jack, American disk jockey and actor
* 1941 – Plácido Domingo, Spanish tenor
* 1953 – Paul Allen, American entrepreneur, co-founder of Microsoft
* 1969 – Tsubaki Nekoi, Japanese manga artist