Why did lech walesa, an electrician in a polish shipyard, receive a noble peace prize in 1983?

For his efforts to put an end to communism in Europe through the means of non-violence, is the right answer.

Explanation:

Lech Wałęsa is a Polish senior administrator, union organizer and pro-democracy activist who served the post of President of Poland in the years between 1990 to 1995. He was an electrician by occupation who became the leader of a union known as the Solidarity "NSZZ "Solidarność". His nonviolent efforts to put an end to communism in Europe enabled him to be bestowed with the Nobel Peace Prize in 1983.

not sure might be he acquired the entire oregon territory from great britain