On June 4, 1989, the trade union solidarity won an overwhelming victory in a partially free election in Poland, leading to the peaceful fall of communism in that country in the summer of 1989.
The history of Poland from 1945 to 1989 spans the period of Soviet dominance and communist rule imposed after the end of World War II over Poland, as reestablished within new borders. ... Joseph Stalin, the leader of the Soviet Union, manipulated the implementation of that ruling.
