Life in an Internment Camp for German Nazis. Nazi internees cooking their own food from parcels received from outside the camp.. They are cooking on home-made stoves using wood chips as fuel, in Camp Roosevelt, Hamer Germany. At Hemer, in the British occupied zone of Germany 3,300 Nazis, mostly Gestapo and 6.6. men are interned in "camp Roosevelt', formerly a German prisoner-of-war camp. It was known as Stalag 6b. During the war, up to 30,000 allied troops were held there, and were finally liberated by the Americans, who gave the Camp its new name. After extensive enquiries by the Intelligence authorities some of the internees are released. May 1, 1946.