Answer:
It really depends.
Explanation:
There are many reasons someone would fight after a war was over. Even after world war one, many fought for a monarchist Germany, due to their national pride. Or maybe it was because they believed in a government that was different to the one they were assigned after they lost a war. After WW2, many soviets continued to fight Germans and kill them, due to their part in the war, and how many lives the Germans had claimed. It really depends on what happened during the war, what the outcome was, and more.
The sovereignty of all the states in the union was weakened.
The mountainous terrain made city-states become independent from one another.Basically meaning that different city-states did not have any interactions with each other. If so, very little.
Federalism is a system of government in which the same territory is controlled by two levels of government. Generally, an overarching national government is responsible for broader governance of larger territorial areas, while the smaller subdivisions, states, and cities govern the issues of local concern