In their own way, they contributed to the breakdown of Germany between the wars. Obviously they didn't single-handedly lead to Hitler and WWII, but they helped.
And this fool in the review who's trying to tie Weimar Germany to the U.S.A. today is doing his best to contribute to the breakdown of the U.S.A.
Fortunately, this country is not as fragile as Weimar Germany -- but if enough people try hard enough, they can still bring our country down to that level.
Idiots.