What melody from the French opera "Geneviève de Brabant" is used by Western Illinois University before all of it's football games and the United States Marine Corps as it's military hymn?
Francesco Maria Scala:  It is thought that under his direction the USMC Band executed for the first time the melody "Potpourri-Fantasie" from the opera Geneviève de Brabant by Jacques Offenbach. Francesco Maria Scala:  This melody is now known as the Marines' Hymn. Marines' Hymn:  Western Illinois University uses the hymn prior to all football games.
"Potpourri-Fantasie"