What they did in World War II was history's bloodiest nightmare. The ashes of World War II were still cooling when France went to war in the jungles of southeast asia. In that struggle, its frontline troops were the misf...What they did in World War II was history's bloodiest nightmare. The ashes of World War II were still cooling when France went to war in the jungles of southeast asia. In that struggle, its frontline troops were the misfits, criminals and mercenaries of the French foreign legion.