Sicherheitsdienst

(formally known as and abbreviated to SD) was the intelligence agency of the SS and the Nazi Party in Nazi Germany from 1931 to 1945.
==1931–1945==
==External links==
Category:Intelligence agencies
Category:Government agencies
Category:Government agencies in Germany
Category:Defunct government agencies
Category:Defunct
Category:Government
Category:Nazi Germany
Category:1931
Category:1930s