According to the MI5 file on Walter Rauff released in 2005:
Rauff joined the Kriegsmarine (the … See more

In 1941 and 1942, Rauff was involved in the development of gas vans, mobile gas chambers used to kill, by poisoning or suffocation, those people deemed enemies of the German state: Jews, disabled people, co… See more

Rauff was later involved in the persecution of Jews in Vichy France-controlled Tunisia during 1942 and 1943, by implementing the antisemitic Statute of the Jews enacted by pro-Nazi metropolitan Vichy state. A month after Germ… See more

In 1943, Rauff was sent to Milan where he took charge of all Gestapo and SD operations throughout northwest Italy. The MI5 file states:
In both these postings [Tunisia and northern Ita… See more