Answer:
They each had their own independent governments.
Step-by-step explanation:
It is noteworthy that in the Greek empire the city-states like Athens, Sparta, Corinth, and Thebes, had their own independent governments, or in other words, had their own form of governance.
What this means is that, there was little centralization of power in the Greek empire, so it could be referred to as been a fragile empire.