Messenia
Athens settles Spartan helot deserters and Messenians from Pylos at Kranion.
Athens transports the Spartan helots and Messenians previously moved to Kranion back to Pylos to annoy Sparta.
Messenians sent away from Naupaktos travel to Kyrene and join in the effort against Ariston, but most are killed.
The helots of Messene revolt against Sparta.
Artaxerxes II attempts to mediate between the Greek states. He proposes a settlement that highly favors Thebes and leaves Messene free. All states except for Thebes reject it.
July 21
An earthquake destroys Aptera, Gortyna, Eleutherna, and Knossos on Crete. Alexandria is devastated by a tsunami, and Kyrene is also affected by the same tsunami. Kydonia is also damaged. In the Peloponnese, Messene is affected.
April 5
The author of this page tours the ruins at Messene and greatly enjoys them.