Decades: 950s BC 940s BC 930s BC 920s BC 910s BC - 900s BC - 890s BC 880s BC 870s BC 860s BC 850s BC
... Verfassungsschutz[?] (BfV, Defunct) Bundesnacrichtendienst[?] (BND) East Germany State Security Service[?] (SSD, Defunct) Hungary Államvédelmi Hatóság ...