The Hiwi '' Wachmänner '' guards known as " Trawniki men " ( '' Trawnikimänner '' ) served at death camps as well as all major killing sites of the " Final Solution " in the course of Operation '' Reinhard '' . They took an active role in the executions of Jews at Belzec , Sobibor , Treblinka II , Warsaw ( three times ) , Częstochowa , Lublin , Lvov , Radom , Kraków , Białystok ( twice ) , Majdanek as well as Auschwitz , not to mention Trawniki itself during '' Aktion Erntefest '' of 1943 , and the remaining subcamps of KL Lublin including Poniatowa , Budzyn , Kraśnik , Puławy , Lipowa , as well as during massacres in Łomazy , Międzyrzec , Łuków , Radzyń , Parczew , Końskowola , Komarówka and all other locations , augmented by the '' SS '' , and the '' Reserve Police Battalion 101 '' from Orpo . After the war , the last 1,000 Hiwis forming the '' SS Battalion Streibel '' blended with the civilian population in West Germany and disappeared from sight
Aktion Erntefest
Aktion Erntefest
Sonderdienst