Watch Movies2Watch. After WWII had ended, it was realized by the American Allies that there were children whom Hitler trained to be soldiers between the ages of 9-17. They were the "Hitler Youth". As the adult German soldiers were taken as prisoners of war, so were the children. These boys were taken to France and reeducated by being taught democracy and treated better than the adult POWs. This story recounted by a former "baby cage" prisoner at the age of 92.