WORLD CIVILIZATION

Detailed explanation-1: -The Peloponnesian League was an alliance of ancient Greek city-states, dominated by Sparta and centred on the Peloponnese, which lasted from c. 550 to 366 BC.

Detailed explanation-2: -Peloponnesian League, also called Spartan Alliance, military coalition of Greek city-states led by Sparta, formed in the 6th century bc.

Detailed explanation-3: -The Peloponnesian League (c. 550 BCE-c. 366 BCE) was a loose confederation of Greek city-states led by Sparta. The League was the oldest and longest-lasting political association in the ancient Greek world.

Detailed explanation-4: -The Cause of the Peloponnesian War The formation of the Delian League, or Athenian League, in 478 B.C. united several Greek city-states in a military alliance under Athens, ostensibly to guard against revenge attacks from the Persian Empire. In reality, the league also granted increased power and prestige to Athens.