Red Army presence enabled Moscow to install communist governments in Poland, Czechoslovakia, Hungary, Romania, Bulgaria, East Germany. Opposition was purged; one-party states established.
Show trials, secret police, forced collectivization of agriculture, nationalization of industry. Living standards stagnated; dissent crushed.
Military alliance countering NATO, cementing Soviet military control.
Poland's independent trade union Solidarność survived martial law, becoming a symbol of resistance.
Peaceful revolutions toppled communist regimes across the bloc. Berlin Wall fell. Ceaușescu executed in Romania.
Shock therapy economics: hyperinflation, unemployment, privatization scandals, social upheaval.
NATO enlargement (1999 onward). EU accession (2004, 2007, 2013) for most. Adoption of acquis communautaire, structural funds, convergence.
Democratic institutions consolidated, but challenges remain: rule of law backsliding (Hungary, Poland), demographic decline, corruption, Russian pressure. The post-1989 project is unfinished.