WHAT HAPPENED ON 11. APRIL
Want to find out what all happened on 11. April

Flavius Anastasius becomes Byzantine Emperor, with the name of Anastasius I. (11. April 491)

Bishop Stanislaus of Kraków is executed by order of Bolesław II of Poland. (11. April 1079)

Batu Khan defeats Béla IV of Hungary at the Battle of Muhi. (11. April 1241)

War of the League of Cambrai: French forces led by Gaston de Foix win the Battle of Ravenna. (11. April 1512)

French forces defeat a Spanish army at the Battle of Ceresole. (11. April 1544)

William III and Mary II are crowned as joint sovereigns of Britain. (11. April 1689)

War of the Spanish Succession (Queen Anne's War): Treaty of Utrecht. (11. April 1713)

Premiere of Johann Sebastian Bach's St Matthew Passion BWV 244b at the St. Thomas Church, Leipzig (11. April 1727)

Battle of the Basque Roads Naval battle fought between France and the United Kingdom (11. April 1809)

The Treaty of Fontainebleau ends the War of the Sixth Coalition against Napoleon Bonaparte, and forces him to abdicate unconditionally for the first time. (11. April 1814)

Battle of Rivas: Juan Santamaria burns down the hostel where William Walker's filibusters are holed up. (11. April 1856)

Former Shogun Tokugawa Yoshinobu surrenders Edo Castle to Imperial forces, marking the end of the Tokugawa shogunate. (11. April 1868)

The Benevolent and Protective Order of Elks is organized. (11. April 1876)

Spelman College is founded in Atlanta, Georgia as the Atlanta Baptist Female Seminary, an institute of higher education for African-American women. (11. April 1881)

The Concertgebouw in Amsterdam is inaugurated. (11. April 1888)

SMS Blücher, the last armored cruiser to be built by the German Imperial Navy, launches. (11. April 1908)

The Nevill Ground's pavilion is destroyed in a suffragette arson attack becoming the only cricket ground to be attacked by suffragettes. (11. April 1913)

The International Labour Organization is founded. (11. April 1919)

Emir Abdullah establishes the first centralised government in the newly created British protectorate of Transjordan. (11. April 1921)

World War II: American forces liberate the Buchenwald concentration camp. (11. April 1945)