Warsaw Pact

European Eastern Military Alliance (1954 – 1991)

Army of the German Democratic Republic

Soviet foreign policy of allowing neighboring Warsaw Pact states to determine their own internal affairs

former army of the Polish People's Republic

Soviet military decoration awarded to personnel of the Warsaw Pact and friendly socialist states

Armed forces of the Communist Party of Czechoslovakia

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type of international nuclear weapons policy

mining company in East Germany

naval base in Albania

former Eastern Bloc state's land forces

army of the People's Republic of Bulgaria

Soviet military post

In cryptography, Fialka (M-125) is the name of a Cold War-era Soviet cipher machine. A rotor machine, the device uses 10 rotors, each with 30 contacts along with mechanical pins to control stepping. It also makes use of a punched card mechanism. Fialka means "violet" in Russian. Information regarding the machine was quite scarce until c. 2005 because the device had been kept secret.

former Romanian army

SOUD, standing for System of Joint Acquisition of Enemy Data was a computerized intelligence exchange system where information acquired by the intelligence and security agencies from participating Warsaw Pact countries was stored. thumb|The application form for the SOUD system The intelligence exchange organization was founded in 1977, and its initial goal was to safeguard the USSR from 'foreign threats' during the 1980 Olympics in Moscow. Stasi engineers conceived the system using stolen Western technology, and it was operational in 1979. Its main computer was based in Moscow, the input lang

overview of persecution of Christians in the Eastern Bloc