Original sentence: After 1989 when Solidarity came to power in Poland, many of his monuments were removed and street names replaced because of his role in implementing Communist regime in Poland, many of his monuments were removed and street names replaced because of his role in implementing Communist regime in Poland
Edited sentence: After 1989 when Solidarity came to power in Poland and Poland regained full independence, , many of his monuments were removed and street names replaced because of his role in implementing Communist regime in Poland, many of his monuments were removed and street names replaced because of his role in implementing Communist regime in Poland