Which actor won an Oscar for playing Norman Thayer in "On Golden Pond" (1981)?

As U.S. minister to which country from 1832 to 1833 did James Buchanan help create America's first commercial treaty wi… A.S. Neill shook the educational establishment with his 1960 book on a radical approach to child rearing, named for whi… As reporter Hildy Johnson, Rosalind Russell plays the title role in which fast-talking 1940 film? As NFL commissioner from 1960 to 1989, who helped create the Super Bowl and Monday Night Football? In 1206, who formally took the title Great Khan of the Mongols? By 1825, Spain had lost all its possessions in the Americas except which two islands? Under a 1960 declaration, some descendants of which monarch bear the surname Mountbatten-Windsor? Which Pulitzer Prize-winning novelist published no other novel for 55 years until "Go Set a Watchman" appeared in 2015?