Question: What nationality is the director of film Libeled Lady?
Sentence (from "Libeled Lady"): Libeled Lady is a 1936 screwball comedy film starring Jean Harlow, William Powell, Myrna Loy, and Spencer Tracy, written by George Oppenheimer, Howard Emmett Rogers, Wallace Sullivan, and Maurine Dallas Watkins, and directed by Jack Conway.
Relevant evidence: Yes