Sparta was the leader of a confederation mainly in southern Greece (now called the Peloponnesian League) set up to oppose the empire set up by Athens, to protect its member cities from encroachments by Athens. When Athens continued to intervene in these cities affairs, finally over Megara they demanded Athens cease, and as it refused, war broke out.
Led the Peloponnesian League.
Athens won the first Peloponnesian War but Sparta won the second war
. . . the Peloponnesian War .
Sparta.
Athens versus Sparta .
The Peloponnesian War was a struggle between , primarily , Athens against Sparta . ~ See related link below .
Athens and its allies were defeated by Sparta in the Peloponnesian War.
Led the Peloponnesian League.
Athens won the first Peloponnesian War but Sparta won the second war
Athens and Sparta fought Persia in the Peloponesian War.
. . . the Peloponnesian War .
Sparta
Athens and Sparta
Sparta.
We call it today the Peloponnesian War. It was a 27-year war between the Athenian Empire and the Peloponnesian League led by Sparta.
The city-state of Athens and its allies were defeated by Sparta in the Peloponnesian War.
Athens versus Sparta .