 Nyorai kupfuurira kweiyi ndima - Pfeffer zvino akabatwa nokusava nechokwadi mumasangano ePati. Pashure pokunge Rudolf Hess atizira kuScotland muna May 1941, Pfeffer akasungwa kwenguva pfupi asi akasunungurwa. Zvisinei, akadzingwa mubato musi wa14 November 1941 uye muReichstag musi wa27 November. Iye zvino akanga atoenda pamudyandigere, achigara paimba yake muPommern. Kutevera kuedza kwakabudirira kuuraya Hitler muhurongwa hwaJuly 20, 1944, akasungwazve ndokuchengetwa kwemwedzi inoverengeka. Akapona Hondo Yenyika II, achitotungamirira boka reVolkssturm pedyo nomugumo wehondo. Akapfigirwa kwenguva pfupi muHeilbronn nemaAllies kusvikira muna 1946. Akanga achishingaira muHessian State Association yeGerman Party mukati mekupera kwema1940 uye kutanga kwema1950. Akagara muWiesbaden kusvikira muna 1960 uye ipapo muMunich, achifa muna 1968. 