Is Germany doing enough to figure out how much the Stasi, East Germany's secret police, influenced West Germany? Or would it prefer to not open old wounds? The discovery that the policeman who unwittingly helped triggered the 1968 student protest movement was a Stasi spy has unleashed a heated historical debate. The revelation that the policeman who shot Berlin student Benno Ohnesorg in 1967 was a spy for the Stasi East German intelligence service has led to an intense historical debate in Germany. Ohnesorg's death radicalized many students and is seen as one of the factors that lead to the...