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Athens became the leading power of Greece after the Persian wars due to its strong navy and democratic government, while Sparta's focus on military strength and its oligarchy hindered its ability to become the leading Greek city-state. ;
Athens became the leading power in Greece after the Persian Wars due to its military victories, economic prosperity from trade, and leadership of the Delian League. Sparta did not achieve this status because of its emphasis on land warfare, a less flexible political system, and rising tensions with Athens. The rivalry between these two city-states ultimately led to prolonged conflict.
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