Films to educate me about socialism.

Plot:
A look at Germany's terrorist group, The Red Army Faction (RAF), which organized bombings, robberies, kidnappings and assassinations in the late 1960s and '70s.

I'm writing a thesis on a modernist composer and their role the 1960's German Student movement.
Does anyone know of any films about either Germany when it was divided into West Germany and the DDR/ the Berlin Student Uprisings/Socialist Germany?
I'm just thinking that way I can passively learn about the era whilst also relaxing....
Thanks X

Marianne and Juliane is a 1981 West German film directed by Margarethe von Trotta. Its original German title is Die bleierne Zeit, an idiomatic expression which can be translated as "the leaden times" and refers to a complex mixture of feelings that were shared by many people of the 1970s political left; including feelings of melancholy over the fracturing and perceived failure of the 1960s social movements (such as the American Civil Rights Movement and the German student movement) and the general optimism that accompanied those movements, feelings of people's personal freedom being still highly restricted by social conventions, deep-seated hate for the official political system, and the strong urge to change that system as quickly and radically as possible by any means necessary, coupled with the perceived inability to do anything that really does change it. The other side of "the leaden times" was the fear of left-wing terrorism that captivated and somewhat paralyzed the general population....