Near the end of the Second World War, a National Socialist resistance movement, known as the Werwolf, flickered briefly to life in Germany and its borderlands. Dedicated to delaying the advance of the Allies on both fronts, the Werwolf succeeded in scattered acts of sabotage and violence. By the spring of 1945, it also showed signs of becoming a vengeful Nazi reaction against the German populace itself. 'Collaborators' and 'defeatists' were frequently...