In 1933 Wiligut had helped pick out Wewelsburg castle as a “Nordic academy, a cross between a monastic retreat and a finishing school” for senior SS officials.
Drawn by the ideal of a reborn Germany after this economic crisis, Wolff joined the NSDAP in July 1931. He served in a mustering squad in Munich, and later was commissioned as an SS-Sturmführer in February 1932.In 1933, after the Nazi Party came to power, Wolff became a full-time political party member and was promoted to SS-Captain to serve as SS military liaison officer to the German Army.After the assassination of Reinhard Heydrich, Wolff fell out of favor with Himmler.After making Wolff a full SS-Obergruppenführer, Himmler dismissed him in 1942.Commissioned an officer the following year, he was awarded the Iron Cross second class for bravery. After the Armistice, he joined the Hesse Infantry Regiment, and for actions during the war received the Iron Cross first class.
Wolff was demobilised in 1920 as a result of the Treaty of Versailles, which reduced the strength of the German Reichswehr.On 8 March 1933 he became a member of the Reichstag.In June 1933 with the leap from volunteer to full member of the SS, the associated financial security allowed him to relinquish his previous profession and to sell his company.Karl Friedrich Otto Wolff ( – 17 July 1984) was a high-ranking member of the Nazi Schutzstaffel (SS), ultimately holding the rank of SS-Obergruppenführer and General of the Waffen-SS.He became Chief of Personal Staff to the Reichsführer (Heinrich Himmler) and SS Liaison Officer to Hitler until his replacement in 1943.On 6 March 1943 his divorce from Frieda von Römheld was finalized.