Answer:
Lech Wałęsa
Explanation:
Lech Wałęsa was responsible for heading up the Solidarity labor movement during the 1980s, which led to achieving radical reforms in Poland. Solidarity was a non-government trade union it grew popular in the 1980s because of its non-violent, anti-communist movement with millions of Polish members. The solidarity labor movement led to the fall of the communism in Poland.
