The similarity between the political systems in the Roman Republic and ancient Greece is that both of them avoided having a centralization political power given in the hands of a single person. Both of them also allowed common men to share their opinion about the government which brought the problems in the local areas within the territory or city and this represents the word of their people. Both of them also had some sort of elections. Also, both of them prohibited slaves and women from participating in any political processes.
Answer:
well its weird to say but honestly it lead to the early victories because of the belief that they were the best plus it lead to a unification of germany.
a counter argument would be that it was the down fall of germany because they became to cocky leading to the war on both fronts which ultimatly defeated them, but honestly it was only hitler that thought he could continue to take russia in winter leading to the down fall.
MY ANSWER
so i would say that the totalotarian state was the cause of early victories not defeat.