Antonio Negri – A revolt that never ends – a 2004 documentary which

… profiles the controversial life and times of this university professor, philosopher, militant, prisoner, refugee, and so-called ‘enemy of the state.’ It traces Negri’s roots in the history of radical left-wing movements in Italy during the Sixties and Seventies, illustrated through
archival footage of workers’ strikes, factory occupations, terrorist actions, violent street confrontations, political repression, and government trials of dissidents. via this great link

german synopsis
UPDATE: … 04.02. and 05.02. Berlin at the Lichtblick