In 1949, Bing Crosby played which title New Englander who travels back to a time of knights and ladies?

In 1933, the mercantile agency founded by which man merged with competitor R.G. Dun & Company? In 1937, which artist painted a masterpiece depicting the bombing of the Spanish town of Guernica? In 1940, at age 84, who became head of the French government, only to be tried for treason after the war? In 1940's "Santa Fe Trail", co-starring Errol Flynn as Jeb Stuart, Ronald Reagan played which flamboyant cavalry office… In 1949, who wrote "If you want a picture of the future, imagine a boot stamping on a human face, forever"? In November 1950, U.S. pilot Russell Brown in an F-80 was credited with shooting down which type of Soviet-built jet? In 1959, which spiritual leader of Tibet fled into exile in India? In 1961, which African-American soprano made her Metropolitan Opera debut as Leonora in "Il trovatore"?