Greece in the 5th century BC BC, the Greeks, under the Spartan Pausanias, defeated the Persian army at Plataea. The Athenian fleet then turned to chasing the Persians out of the Aegean Sea, defeating their fleet decisively in the Battle of Cape Mycale, and in 478 BC the Athenian fleet captured Byzantium. In the course of doing so Athens enrolled all the island states and some mainland allies into an alliance, called the Delian League because the League's treasury was kept on the sacred island of Delos. The Spartans, although they had taken part in the war, withdrew from any further involvement, allowing Athens to become
History of Macedonia (ancient kingdom) Argos, necessitating Roman intervention and a peace settlement with the Spartans, yet the Romans finally evacuated Greece in the spring of 194 BC. Encouraged by the Aetolian League and their calls to liberate Greece from the Romans, the Seleucid king Antiochus III landed with his army at Demetrias, Thessaly in 192 BC, and was elected "strategos" by the Aetolians. However, Philip V of Macedon maintained his alliance with the Romans, along with the Achaean League, Rhodes, Pergamon, and Athens. The Romans defeated the Seleucids in the 191 BC Battle of Thermopylae as well as the Battle of Magnesia in 190