Persian War: The Greek cities of Asia Minor provided a third of the Persian navy for the 480 invasion of southern Greece. The Greek city states of central Greece provided a substantial part of the Persian army which fought the southern Greek armies.
Peloponnesian War: Athens and the cities in its empire fought the mainly Peloponnesian cities led by Sparta.
Persian War - the Persian Empire versus a coalition of Greek city-states.
Peloponnesian War - Athens and its empire versus the Peloponnesian League led by Sparta.
For the Greeks, the Persian War was warding off Persian dominance. The Peloponnesian War was a protracted fight to terminate the Athenian Empire's attempt to dominate the other Greek city-states.
Persian War: a coalition of the southern Greek city-states versus an expeditionary force from Persia with its local Greek allies. Peloponnesian War: the Athenian league/empire versus a mainly Peloponnesian League led by Sparta.
Athens and its empire versus the Peloponnesian League led by Sparta.
Persian War - the Persian Empire versus varying coalitions of Greek city-states. Peloponnesian War - the Athenian Empire versus the Peloponnesian League led by Sparta.
Each other. Athens and Sparta, with their respective Greek allies, fought each other. The Persian Empire later sided with Sparta against Athens, but mostly it was Greek against Greek.
Athens deviously converted the Delian League formed to fight the Persian Empire into an empire of its own. The Athenian Empire then came into conflict with the Peloponnesian League led by Sparta, ending in the disastrous 27-year Peloponnesian War, at the end of which Athens was stripped of its empire.
Persian Wars:Persia's attempt to maintain peace amongst it Greek cities by bringing the rest of the Greek east inside its borders. Persia lost.Peloponnesian War:Athens' over-reach with its empire and Peloponnesian resistance to this. Athens lost its empire.
The military age in Greek cities was 18.
The Persian Empire and a coalition of Greek city-states.
Sparta and Athens joined 20-odd other Greek city-states to oppose Persia. After that war,the Peloponnesian League led by Sparta fought the Peloponnesian War against the Athenian empire.
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Persian War - Persia's attempt to bring the ever-warring Greek city-states under its control to promote a peaceful and prosperous empire. Peloponnesian War - after the persians were repelled, the Greek city-states returned to fighting each other with increasing ferocity.