Perestroika (Economic and social restructuring) and glasnot (opening)
Two-stage civil war between the nationalists of Chan Kai-Chek, and the communists of Mao Zedon.
The consumer goods and agriculture sectors weren’t producing enough top supply the population due to priority the military production
Berlin Wall was torn down
Opening up to foreign trade
Maintaining the totalitarian communist political system
Great Leap Forward (1958). Attempt to increase production that failed and led to a major famine
Emergence of free market in certain economic sectors
Cultural Revolution (1960): Mao's reaction against the moderate sector of the communist party that was trying to overthrow him
Solidarity won the first free elections in Poland
Failed coup d'état
Chernobyl nuclear accident
Democratic revolution in Central and Eastern Europe Internal political crisis