Karl Silberbauer-the man who arrested Anne Frank and her family.

Karl Josef Silberbauer (21 June 1911 – 2 September 1972) was an Austrian police officer, SS-Oberscharführer (staff sergeant), and undercover investigator for the West German Federal Intelligence Service. Silberbauer is best known, however, for his activities in Nazi-occupied Amsterdam during World War II. In 1963, Silberbauer, by then an Inspector in the Vienna police, was exposed as the commander of the 1944 Gestapo raid on the Secret Annex and the arrests of Anne Frank, her fellow fugitives, and their protectors

Born in Vienna, Silberbauer served in the Austrian military before following his father into the police force in 1935. Four years later, he joined the Gestapo, moved to the Netherlands, and in 1943 transferred to the Sicherheitsdienst in The Hague. He was then assigned to Amsterdam and attached to “Sektion IV B 4”, a unit recruited from Austrian and German police departments and which handled arrests of hidden Jews…