April 26 - This Day in History

April 26 : General Interest 1954: Polio vaccine trials begin On this day in 1954, the Salk polio vaccine field trials, involving 1.8 million children, begin at the Franklin Sherman Elementary School in McLean, Virginia... read more American Revolution 1711 : David Hume is born http://www.history.com/this-day-in-history/david-hume-is-born Automotive 2009 : Chrysler and autoworkers' union agree to a deal http://www.history.com/this-day-in-history/chrysler-and-autoworkers-union-agree-to-a-deal Civil War 1865 : Lincoln assassin John Wilkes Booth dies http://www.history.com/this-day-in-history/death-of-john-wilkes-booth Cold War 1954 : Geneva Conference begins http://www.history.com/this-day-in-history/geneva-conference-begins Crime 1913 : Girl murdered in pencil factory http://www.history.com/this-day-in-history/girl-murdered-in-pencil-factory Disaster 1986 : Nuclear explosion at Chernobyl http://www.history.com/this-day-in-history/nuclear-explosion-at-chernobyl General Interest 1937 : Nazis test Luftwaffe on Guernica http://www.history.com/this-day-in-history/nazis-test-iluftwaffei-on-guernica 1986 : Nuclear disaster at Chernobyl http://www.history.com/this-day-in-history/nuclear-disaster-at-chernobyl Hollywood 1986 : Maria Shriver marries Arnold Schwarzenegger http://www.history.com/this-day-in-history/maria-shriver-marries-arnold-schwarzenegger Literary 1888 : Anita Loos is born http://www.history.com/this-day-in-history/anita-loos-is-born Music 1977 : Studio 54 opens http://www.history.com/this-day-in-history/studio-54-opens 2013 : Country music star George Jones dies http://www.history.com/this-day-in-history/country-music-star-george-jones-dies Old West 1798 : James Beckwourth is born http://www.history.com/this-day-in-history/james-beckwourth-is-born Presidential 1984 : Reagan visits China http://www.history.com/this-day-in-history/reagan-visits-china Sports 1918 : Olympic track star Fanny Blankers-Koen is born http://www.history.com/this-day-in-history/olympic-track-star-fanny-blankers-koen-is-born Vietnam War 1971 : U.S. troop strength in South Vietnam at five-year low http://www.history.com/this-day-in-history/us-troop-strength-in-south-vietnam-at-five-year-low 1972 : Nixon announces additional troop withdrawals http://www.history.com/this-day-in-history/nixon-announces-troop-withdrawals World War I 1915 : Allies sign Treaty of London http://www.history.com/this-day-in-history/allies-sign-treaty-of-london World War II 1894 : Rudolf Hess is born http://www.history.com/this-day-in-history/rudolf-hess-is-born