Alfred Hitchcock's first American film was which 1940 classic based on a Daphne du Maurier novel?

Around 1083, Alfonso VI of Castile captured which Moorish town, later Spain's capital? Alfonso VI, who died in 1109, called himself emperor of which two religions? What is the catchphrase of Mad magazine mascot Alfred E. Neuman? Alfred E. Smith and William Gibbs McAdoo were two candidates for which party's presidential nomination in 1924? Bernard Lovell's Jodrell Bank radio telescope was finished in 1957, just in time to track which first artificial satell… Alfred P. Sloan Jr. became head of which giant auto company in 1923 and built it into an industry leader? Alfred Stieglitz discovered and exhibited the drawings of which artist in 1916, while she was teaching art in the South? Alger Hiss got five years after his 1950 perjury trial, thanks largely to which California congressman, who had legal t…