Adelheid Wette, Engelbert Humperdinck's sister, wrote the libretto for which 1893 opera about a fairy tale pair?

Addressing Congress, FDR called December 7, 1941, "a date which will live in..." what? Adela Rogers St. Johns, hired by which press baron in 1913, reported on his granddaughter's trial in 1976? Adelaide, founded in 1836 and named for King William IV's wife, is in which country? "Adelaide's Lament" and "Luck Be a Lady" are from which musical? In June 1942, Adeline Gray made the first jump with a parachute made of which material? Adenine, thymine, cytosine and guanine are the bases of which molecule? What does the Portuguese word "adeus" mean? In ADHD, what word does the H stand for?