Example image of eyePlorer eyePlorer map for 'Warsaw Pact': Collective security Communist state Eastern Europe Soviet Union Warsaw Comecon Eastern Bloc NATO Paris Pacts West Germany Romanization of Bulgarian Romanization of Russian Warsaw Pact invasion of Czechoslovakia Communist Romania Czechoslovak Socialist Republic East Germany German reunification People's Republic of Bulgaria Sino-Soviet split Socialist People's Republic of Albania List of Ministers of Defence of the Soviet Union Staff (military) United States Eastern Front (World War II) Nazism Cold War Proxy war Glasnost Nationalism Perestroika Albania Bulgaria Czechoslovakia Hungary Poland Romania Prague Václav Havel Estonia Latvia Lithuania Slovakia Conservatism Institute of National Remembrance First strike Nuclear weapon Seven Days to the River Rhine Collective Security Treaty Organisation Central European University Press William J. Lewis