Which 1956 Elvis Presley hit was based on the Civil War-era song "Aura Lee"?

Cher sings "The Shoop Shoop Song" over the closing credits of which 1990 film in which she starred? Cher slaps Nicolas Cage and tells him to "snap out of it" in which 1987 hit film? Cher's 1991 video "A New Attitude" was what kind of video? "God Bless the Child" was the signature tune of which singer, who appeared at the Apollo with Count Basie in 1937? Which civil rights activists rode buses through the South in 1961 to challenge segregated bus terminals? In the early 1940s, BMW test-flew which radical new type of aircraft engine? Which Gleason's Gym-trained boxer, subject of the film "Raging Bull", held the middleweight title from 1949 to 1951? Chester A. Arthur became president in 1881 after the assassination of which president?