or Mantinea
Ancient Greek city of Arcadia , situated north of modern Trípolis .
At the first Battle of Mantineia in 418 BC, Sparta defeated the coalition of Mantineia, Elis, Argos, and Athens. In 362 the Theban army defeated Spartan troops in an encounter nearby. In 207 Philopoemen, the Greek general of the Achaean League , defeated the Spartans at Mantineia. In the later Roman Empire, Mantineia dwindled to a mere village, and it finally disappeared under Ottoman rule.