Around the 1980s workers started to protest in Poland. a worker named Lech Walesa set up a trade union. known as solidarity. the used the trade union to gain the sport of the workers.
In the 1980s Lech Walesa was arrested during a period of military rule. even tho M.R Walesa was arrested the moment continued.
Finally after 1988 the government of Poland allowed free parliamentary elections. the first free elections in eastern Europe in 40 years. a new government was elected ending 45 years of communist rule in Poland.