Was it an omen? Richard Nixon and the film industry arrived in Southern California in the same year, 1913. As Mark Feeney relates in this unusual and unusually absorbing book, Nixon and the movies have shared a long and complex history. Some of that history--the president's multiple screenings of Patton before and during the invasion of Cambodia, or Oliver Stone's Nixon--is well known. Yet much more is not. How many are aware, for example,...