they wanted to punish the Persians for attacking Greece
The Delian League
Athens.
Many city states formed an alliance against Athens because they felt the Athenian's treated them as mere subjects. Athens is the capital of Greece.
No city won. The Sparta alliance with Persian backing defeated the Athens alliance or empire.
They wanted to punish the persians for attacking Greece
Athens turned the league which it led against the Persian Empire into an empire of its own. Using the power of this empire to bully other city-states. The Peloponnesian League led by Sparta called Athens on its attempt to bankrupt its neighbour Megara, a member of their league, an overconfident Athens persisted, resulting in a destructive war which Athens lost, and was stripped of its empire.
Sparta
Athens converted the alliance it led into an empire of its own.
Athens and its allies and Sparta and its allies.
Modern Athens is based on the ancient city-state of Athens.
It is what they call a city state ***** Today Athens is a city, in ancient era Athens was a city-state.
Corinth, Thebes, Sparta.