 From 1919 to 1921 he was commander of a battalion composed of students in Tübingen to quell uprisings against the Weimar republic.His main enemies in this period were the (Communist) Spartacus League, who returned the compliment by putting a price on his head.At the outbreak of the Second World War Wildermuth was drafted as a reserve major and during the Battle of France was commander of the Second Battalion of Infantry Regiment 272.