Artaxerxes II (reigned 404-358? BC) for aid to Sparta in its war against Athens. In return, Persia received Spartan recognition of Persian supremacy over the Greek cities in Asia Minor. He then commanded the Spartan fleet in battles near the Hellespont (modern Dardanelles) in which the Athenians were driven from the Aegean Sea, and in 386 BC he imposed a peace, known as the Peace of Antalcidas, upon Athens.