Everything you need to understand or teach The Iron Dream by Norman Spinrad.
Like its societal concerns, The Iron Dream's themes come out on several different levels. The most important is the horrific image of power-lust and aggression run amok. Along with this, there is also a lesson in the ease with which Jaggar takes over Heldon's government. Although in "Hitler's" fantasy it was always inevitable, the failure of good men to do anything made it easier. Even the council members he displaced offered little protest...