cultural exchanges
joint military exercises
East German adoption of Soviet-style governance
East German participation in Soviet space program
East German support for Soviet foreign policy
East Germany as a Soviet satellite state
Russian language education in East Germany
Soviet control over East German security services
Soviet military bases in East Germany
economic integration with Eastern Bloc
joint suppression of dissent
shared intelligence operations
East German participation in Soviet-led interventions
East German economic dependence on the Soviet Union