GIA4805428 Mae Marsh in the film ???he Birth of a Nation?? 1915, by David Wark Griffith (1875-1948). The film describes the progress of the secession war in the United States. The film is an apology for the Ku Klux Klan. by American School, (20th century); Private Collection; (add.info.: Mae Marsh in the film ???he Birth of a Nation?? 1915, by David Wark Griffith (1875-1948). The film describes the progress of the secession war in the United States. The film is an apology for the Ku Klux Klan.); by Giancarlo Costa; American, out of copyright.