M?daille des Victimes de l'Invasion - (The Medal for Victims of the Invasion ) instituted on 30 June 1921 in 3 classes (silver-gilt, silver and bronze) and awarded to those who had been rendered homeless or otherwise endured suffering resulting from the German invasion. A bar "Prisonniers Politiques" or "Otages de Guerre" (resp. "political prisoners" and "war hostages&quot could be worn on the ribbon.