Battle of Marathon of events, with the competitors running from Marathon to Athens. So popular was this event that it quickly caught on, becoming a fixture at the Olympic games, with major cities staging their own annual events. The distance eventually became fixed at 26 miles 385 yards, or 42.195 km, though for the first years it was variable, being around —the approximate distance from Marathon to Athens. Battle of Marathon The Battle of Marathon (Greek: , "Machē tou Marathōnos") took place in 490 BC, during the first Persian invasion of Greece. It was fought between the citizens of Athens, aided by Plataea,
History of Athens Sparta enabled Athens to establish a Second Athenian League. Finally Thebes defeated Sparta in 371 BC in the Battle of Leuctra. But then the Greek cities (including Athens and Sparta) turned against Thebes, whose dominance was stopped at the Battle of Mantinea (362 BC) with the death of its military-genius leader Epaminondas. By the mid-4th century BC, however, the northern Greek kingdom of Macedon was becoming dominant in Athenian affairs. In 338 BC the armies of Philip II defeated an alliance of some of the Greek city-states including Athens and Thebes at the Battle of Chaeronea, effectively limiting Athenian independence.