Complex sentence: In 1943 Bischoff was appointed director of security for Germany's V-weapons program by SS-Brigadeführer Hans Kammler and later served as head of the Sicherheitsdienst (SD) at the Mittelbau-Dora concentration camp in 1945.
Split into simpler sentences: In 1943 Bischoff was appointed director of security for Germany's V-weapons program by SS-Brigadeführer Hans Kammler. He later served as head of the Sicherheitsdienst (SD) at the Mittelbau-Dora concentration camp in 1945.