Protests (sit-in, marches)
Sit-in strikes
Strikes
List of demands
Posters
Slogans
Banners
Images
Chanting
Music
"1980: Lech Walesa-Solidarity." YouTube, uploaded by Documentary Channel. 2 March 2016, youtube.com/watch?time_continue=14&v=sTw1CxIjOgw. (8:17)
Excellent summary of the beginning of the strike and the conditions in Poland at the time.