The Greeks were fighting of liberation in the Greco-Persian War. Although Athens left to be ruins after the wars, winning gave them confidence. They continued to build their strong and amazing civilization after the wars.
The Athena Acropolis was destroyed by the Persians in the wars. They were responsible to rebuild the Acropolis, which we can still see today. And in honor of Athena, the Greeks used the weapons that the Persians left to make a bronze statue. The Greeks were being more powerful and prosperity after the war, especially their naval power. The naval power of Athens was growing day by day. Athens ruled almost the entire Mediterranean region along Greece. Athens became the leader of the Dalian League. This made the Spartans became jealous. And a war between the two leading cities, Athens and Sparta, started. The war is called Peloponnesian war. The main reason for the Spartans to launch the war was their fear. They feared the strength of Athens. After the war, the Spartans had a major economic decline. They lost almost everything that they had in the war. It made the Spartans furious. They tried to attack Athens to regain power. The Peloponnesian War last about 27 years. At last Athens was defeated in 404