Stasi
Ọrụ Stasi na East Germany yiri nke KGB na Soviet Union - ọ rụrụ ọrụ dịka ụzọ isi na-edobe ikike obodo, ya bụ, dịka "ọta na mma agha nke Party" (German: Schild und Schwert der Partei).  Emezuru nke a n'ụzọ bụ isi site n'iji netwọk nke ndị nkịtị na-enye ozi.  Òtù a nyere aka na njide nke ihe dị ka mmadụ 250,000 na East Germany.[1].

Stasi nwere isi ụlọ ọrụ ya na East Berlin, yana nnukwu ogige dị na Berlin-Lichtenberg yana ọtụtụ obere ụlọ ọrụ n'obodo niile.  Erich Mielke, onyeisi ndị Stasi kacha ogologo oge, chịkwara nzukọ ahụ maka 32 (1957-1989) nke afọ 40 nke GDR dị adị.  HVA (Hauptverwaltung Aufklärung), n'okpuru Markus Wolf (n'ọfịs dịka Leiter der HVA site na 1952 ruo 1986), nwetara aha dị ka otu n'ime ụlọ ọrụ ọgụgụ isi kachasị dị irè nke Agha Nzuzo.￼￼.