11 April Events

April 11 is the 101st day of the year (102nd in leap years) in the Gregorian calendar. There are 264 days remaining until the end of the year. This date is slightly more likely to fall on a Monday, Wednesday or Saturday (58 in 400 years each) than on Thursday or Friday (57), and slightly less likely to occur on a Tuesday or Sunday (56).

Events

  491 – Flavius Anastasius becomes Byzantine emperor, with the name of Anastasius I.
1079 – Bishop Stanislaus of Kraków is executed by order of Bolesław II of Poland.
1241 – Batu Khan defeats Béla IV of Hungary at the Battle of Mohi.
1512 – War of the League of Cambrai: French forces led by Gaston de Foix win the Battle of Ravenna.
1544 – French forces defeat a Spanish army at the Battle of Ceresole.
1689 – William III and Mary II are crowned as joint sovereigns of Great Britain.
1713 – War of the Spanish Succession (Queen Anne's War): Treaty of Utrecht.
1727 – Premiere of Johann Sebastian Bach's St Matthew Passion BWV 244b at the St. Thomas Church, Leipzig
1809 – Battle of the Basque Roads Naval battle fought between France and the United Kingdom
1814 – The Treaty of Fontainebleau ends the War of the Sixth Coalition against Napoleon Bonaparte, and forces him to abdicate unconditionally for the first time.
1856 – Battle of Rivas: Juan Santamaría burns down the hostel where William Walker's filibusters are holed up.
1868 – Former Shogun Tokugawa Yoshinobu surrenders Edo Castle to Imperial forces, marking the end of the Tokugawa shogunate.
1876 – The Benevolent and Protective Order of Elks is organized.
1881 – Spelman College is founded in Atlanta, Georgia as the Atlanta Baptist Female Seminary, an institute of higher education for African-American women.
1888 – The Concertgebouw in Amsterdam is inaugurated.
1908 – SMS Blücher, the last armored cruiser to be built by the Imperial German Navy, launches.
1909 – The city of Tel Aviv is founded.
1913 – The Nevill Ground's pavilion is destroyed in a suffragette arson attack becoming the only cricket ground to be attacked by suffragettes.
1919 – The International Labour Organization is founded.
1921 – Emir Abdullah establishes the first centralised government in the newly created British protectorate of Transjordan.
1945 – World War II: American forces liberate the Buchenwald concentration camp.
1951 – Korean War: President Harry Truman relieves General of the Army Douglas MacArthur of overall command in Korea.
1951 – The Stone of Scone, the stone upon which Scottish monarchs were traditionally crowned, is found on the site of the altar of Arbroath Abbey. It had been taken by Scottish nationalist students from its place in Westminster Abbey.
1952 – The Battle of Nanri Island takes place.
1955 – The Air India Kashmir Princess is bombed and crashes in a failed assassination attempt on Zhou Enlai by the Kuomintang.
1957 – United Kingdom agrees to Singaporean self-rule.
1961 – The trial of Adolf Eichmann begins in Jerusalem.
1963 – Pope John XXIII issues Pacem in terris, the first encyclical addressed to all instead of to Catholics alone.
1965 – The Palm Sunday tornado outbreak of 1965: Fifty-one tornadoes hit in six Midwestern states, killing 256 people.
1968 – President Lyndon B. Johnson signs the Civil Rights Act of 1968, prohibiting discrimination in the sale, rental, and financing of housing.
1970 – Apollo 13 is launched.
1976 – The Apple I is created.
1977 – London Transport's Silver Jubilee AEC Routemaster buses are launched.
1979 – Ugandan dictator Idi Amin is deposed.
1981 – A massive riot in Brixton, south London results in almost 300 police injuries and 65 serious civilian injuries.
1986 – FBI Miami Shootout: A gun battle in broad daylight in Dade County, Florida between two bank/armored car robbers and pursuing FBI agents. During the firefight, FBI agents Jerry L. Dove and Benjamin P. Grogan were killed, while five other agents were wounded. As a result, the popular .40 S&W cartridge was developed.
1987 – The London Agreement is secretly signed between Israeli Foreign Affairs Minister Shimon Peres and King Hussein of Jordan.
1990 – Customs officers in Middlesbrough, England, say they have seized what they believe to be the barrel of a massive gun on a ship bound for Iraq.
1993 – Four hundred fifty prisoners rioted at the Southern Ohio Correctional Facility in Lucasville, Ohio, and continued to do so for ten days, citing grievances related to prison conditions, as well as the forced vaccination of Nation of Islam prisoners (for tuberculosis) against their religious beliefs.
2001 – The detained crew of a United States EP-3E aircraft that landed in Hainan, China after a collision with a J-8 fighter, is released.
2002 – The Ghriba synagogue bombing by al-Qaeda kills 21 in Tunisia.
2002 – Over two hundred thousand people march in Caracas towards the Presidential palace to demand the resignation of president Hugo Chávez. Nineteen protesters are killed.
2004 – Ingoldmells bus crash: A double-decker bus collides with pedestrians in Ingoldmells, Lincolnshire in the United Kingdom. Five people are killed and six injured.
2006 – Iranian president Mahmoud Ahmadinejad announces Iran's claim to have successfully enriched uranium.
2007 – Algiers bombings: Two bombings in Algiers kill 33 people and wound a further 222 others.
2011 – An explosion in the Minsk Metro, Belarus kills 15 people and injures 204 others.
2011 – United Nations Security Council Resolution 1976 relating to Somalia is adopted.
2012 – A pair of great earthquakes occur in the Wharton Basin west of Sumatra in Indonesia. The maximum Mercalli intensity of this strike-slip doublet earthquake was VII (Very strong). Ten were killed, twelve were injured, and a non-destructive tsunami was observed on the island of Nias.

Holidays and observances

Christian feast day:
Antipas of Pergamum (Greek Orthodox Church)
Gemma Galgani
Godeberta
Guthlac of Crowland
George Selwyn (Anglicanism)
Stanislaus of Szczepanów
April 11 (Eastern Orthodox liturgics)
Juan Santamaría Day, anniversary of his death in the Second Battle of Rivas. (Costa Rica)
International Louie Louie Day
World Parkinson's Day

Source: wikipedia