Battle of Mantinea

The Battle of Mantinea was fought on 4 July 362 BC between the Thebans, led by Epaminondas and supported by the Arcadians, Argives, Messenians, Thessalians, Euboeans and the Boeotian league against the Spartans, Eleans, Athenians, and Mantineans. The battle was to determine which of the two alliances would dominate Greece.