Eunomus was an Athenian

Athens

Athens , is the capital and largest city of Greece. Athens dominates the Attica region and is one of the world's oldest cities, as its recorded history spans around 3,400 years. Classical Athens was a powerful city-state...

 admiral during the Corinthian War

Corinthian War

The Corinthian War was an ancient Greek conflict lasting from 395 BC until 387 BC, pitting Sparta against a coalition of four allied states; Thebes, Athens, Corinth, and Argos; which were initially backed by Persia. The immediate cause of the war was a local conflict in northwest Greece in which...

. In 389 BC he was put in charge of a fleet of 13 triremes

Trireme

A trireme was a type of galley, a Hellenistic-era warship that was used by the ancient maritime civilizations of the Mediterranean, especially the Phoenicians, ancient Greeks and Romans.The trireme derives its name from its three rows of oars on each side, manned with one man per oar...

 to check the operation of the Spartan

Sparta

Sparta or Lacedaemon, was a prominent city-state in ancient Greece, situated on the banks of the River Eurotas in Laconia, in south-eastern Peloponnese. It emerged as a political entity around the 10th century BC, when the invading Dorians subjugated the local, non-Dorian population. From c...

 commander Gorgopas

Gorgopas (4th Century BC)

Gorgopas was a Spartan commander during the Corinthian War. In 388 BC Hierax was dispatched by Sparta to Aegina to take over the Spartan fleet. The Spartans under the command of Teleutias had earlier driven off the Athenian fleet blockading Aegina...

 operating out of Aegina

Aegina

Aegina is one of the Saronic Islands of Greece in the Saronic Gulf, from Athens. Tradition derives the name from Aegina, the mother of Aeacus, who was born in and ruled the island. During ancient times, Aegina was a rival to Athens, the great sea power of the era.-Municipality:The municipality...

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Eunomus encountered Gorgopas as he was sailing back to Aegina from Ephesus

Ephesus

Ephesus was an ancient Greek city, and later a major Roman city, on the west coast of Asia Minor, near present-day Selçuk, Izmir Province, Turkey. It was one of the twelve cities of the Ionian League during the Classical Greek era...

. Gorgopas retreated and was able to make it back to the port in Aegina. After unsuccessfully trying to bait Gorgopas to come out and fight, the Athenians sailed away at night fall. The lead Athenian ship carried a customary light which the other ships could follow. Gorgopas, keeping his ships dark, followed the light of the Athenian ship. He was able to surprise the Athenian fleet as it passed close to shore around Cape Zoster. The Spartans captured four triremes and forced the rest of the Athenian ships to retreat to Piraeus

Piraeus

Piraeus is a city in the region of Attica, Greece. Piraeus is located within the Athens Urban Area, 12 km southwest from its city center , and lies along the east coast of the Saronic Gulf....

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