As the so-called national parties were without influence, because they had no force which could effectively demonstrate in the street, the Leagues of Defence could not exercise any influence because they had no political idea and especially because they had no definite political aim in view.
The success which Marxism once attained was due to perfect co-operation between political purposes and ruthless force. What deprived nationalist Germany of all practical hopes of shaping German development was the lack of a determined co-operation between brute force and political aims wisely chosen.