Taylor, Cornelius and Dr. Zaius are characters in which 1968 film?

Which 1968 Broadway musical used songs like "Yankee Doodle Dandy", "Harrigan" and "45 Minutes from Broadway"? Which Pulitzer-winning 1968 William Styron novel is narrated by the leader of an 1831 slave rebellion? At the end of which 1968 film does Taylor discover the Statue of Liberty poking up through the sand? In which 1968 film does Steve McQueen play a San Francisco cop hunting the mobsters who killed a witness? Which author's "The Armies of the Night" won both a Pulitzer Prize and the National Book Award in 1969? In which 1968 horror film does a young wife come to suspect that her baby's father is Satan? The 1968 Tet Offensive was a turning point in which war? Which casino with a double name opened in Las Vegas in 1968 as one of the first to cater to families?