eastern bloc collapse in 1989
june - solidarity wins elections - non comm gov
sep - 1000s east germans refuse to come back after going on 'holiday'
oct - demonstrations in east germany, Honecker told to reform, soviet troops would not interfere
nov - berlin wall pulled down after soldiers refuse to fire on protests
nov - czech demonstrations , comm gov thrown out, borders with west opened
dec - romanian dictator removed, hungary announces free elections
oct 1990 - east and west germany unite