Cika wannan jumla:
Mayu 1945 sojojin Faransa suka kama shi, wanda aka yi a matsayin fursunonin yaki har zuwa Afrilu 1946. Kokarin Mackensen na matsawa 'yan Italiya don mika' yan yahudawan da ke zaune a yankin da Italiya ta mamaye Faransa ya sa hukumomin Faransa suka dauke shi a matsayin mai laifi na yaki; kawai gaskiyar cewa 'yan Italiya sun ƙi duk buƙatunsa sun cece shi daga tuhumar shi a matsayin mai laifin yaƙi. Bayan an sake shi ya kasance a yankin da Faransa ta mamaye, ya mutu a asibitin Konstanz a ranar 28 ga Satumba, 1947. Ya kasance babban jami'i a Ma'aikatar Harkokin Wajen Jamus a 1938, a lokacin da Jamus ta mamaye Czechoslovakia. An shirya shi ya bayyana a wata shari'a mai zuwa a matsayin mai shaida kan tattaunawar Jamus da Italiya a lokacin gina wannan mamayewa. Mutuwarsa daga ciwon daji na huhu yana nufin cewa an tsallake shi daga gaban kotu.