The Sixties had been a time of great social changes, pushed by movements of students, women, blacks, workers or artists. In this political and historical context, professor Ron Jones decides to try an innovative and hazardous experiment. When the chapter on World War II arrives, Jones lingers on the worst aspect for planning, numbers and timing: the holocaust. And on two classic questions: how was it possible to let it happen? How did the German population feel during the Third Reich?