Lech Wałęsa (born 1943) was a leader in Solidarity, a Polish anti-Communist labour organization that arose in the port city of Gdańsk in the 1980s. Poland, was at the time, a Soviet satellite nation. In 1980, Walesa led a strike at the Gdańsk shipyard, which led to strikes throughout Poland for workers' rights. He was awarded the 1983 Nobel Peace Prize for his actions. 
In 1990, he was elected president of Poland, and served until 1995.