The top mistakes in The Undefeated (1969) http://www.moviemistakes.com/film6235 en Sat, 19 Jul 2008 05:55:28 +0000 112359 When the Confederates enter the plaza to be greeted by the Mexican authorities, the Stars and Bars are raised below the Mexican Flag. However, during Maximilian's reign, the Mexican Flag was completely different from the flag shown. 112361 The Civil War has just ended, and John Wayne is herding horses to Mexico, yet he carries a Colt Peacemaker, not manufactured until 1873.