What happened on May 11 ?

912 - Leo VI, Byzantine Emperor (b. 866)

1304 - Mahmud Ghazan, Persian ruler (b. 1271)

1610 - Matteo Ricci, Italian Jesuit missionary (b. 1552)

1672 - Charles Seton, 2nd Earl of Dunfermline, English royalist (b. 1615)

1708 - Jules Hardouin Mansart, French architect (b. 1646)

1723 - Jean Galbert de Campistron, French dramatist (b. 1656)

1777 - George Pigot, Baron Pigot, British governor of Madras (b. 1719)

1778 - William Pitt, the Elder, Prime Minister of the United Kingdom (b. 1708)

1812 - Spencer Perceval, Prime Minister of the United Kingdom (assassinated) (b. 1762)

1871 - John Herschel, British mathematician and astronomer (b. 1792)

1848 - Tom Cribb, English boxer (b. 1781)

1849 - Jeanne Françoise Julie Adélaïde Récamier, French socialite (b. 1777)

1887 - Jean Baptiste Boussingault, French chemist (b. 1802)

1891 - A. E. Becquerel, French physicist (b. 1820)

1916 - Max Reger, German composer (b. 1873)

1916 - Karl Schwarzschild, German astronomer and physicist (b. 1873)

1920 - William Dean Howells, American writer (b. 1837)

1934 - Orest Khvolson, Russian physicist (b. 1852)

1938 - Evgenii Miller, Russian counter-revolutionary (b. 1867)

1955 - Gilbert Jessop, English cricketer (b. 1874)

1960 - John D. Rockefeller, Jr., American philanthropist (b. 1874)

1963 - Herbert Spencer Gasser, American physiologist, Nobel Prize laureate (b. 1888)

1970 - Johnny Hodges, American musician (b. 1906)

1973 - Lex Barker, American actor (b. 1919)

1976 - Alvar Aalto, Finnish architect (b. 1898)

1981 - Odd Hassel, Norwegian chemist, Nobel Prize laureate (b. 1897)

1981 - Bob Marley, Jamaican singer and musician (b. 1945)

1985 - Chester Gould, American cartoonist (b. 1900)

1986 - Henry P. McIlhenny, American philanthropist (b. 1910)

1986 - Fritz Pollard, American football player (b. 1894)

1988 - Kim Philby, British spy (b. 1912)

1996 - Ademir, Brazilian football player (b. 1922)

2001 - Douglas Adams, English author (b. 1952)

2002 - Joseph Bonanno, Italian-born gangster (b. 1905)

2003 - Noel Redding, English bassist (The Jimi Hendrix Experience) (b. 1945)

2004 - John Whitehead, American singer (McFadden & Whitehead) (b. 1949)

2006 - Floyd Patterson, American boxer (b. 1935)

2006 - Frankie Thomas, American actor (b. 1921)