•419 B.C.: Alliance between Athens and Argos.
•418 B.C.: Battle of Mantinea. Argos allies with Sparta. Eleusinian decree.
•417 B.C.: Ostracism of Hyperbolus.
•415 B.C.: Alcibiades. Mutilation of the Hermae. Athenian expedition to Sicily.
•413 B.C.: Spartan disaster in Sicily.
•412 B.C.: Revolt of Athenian allies.
•411 B.C.: Battle of Syme. Revolt of Rhodes. Revolt of Abydus and Lampsacus. Revolt of Euboea. Four Hundred overthrown. Evagoras becomes king of Salamis.
•410 B.C.: Battle of Cyzicus. Democracy restored in Athens. Athens recovers Thasos.

•409 B.C.: Athens recovers Colophon, but loses Pylos and Nisaea. Carthage invades Sicily.
•408 B.C.: Athens recovers Chalcedon.
•407 B.C.: Battle of Mytilene.
•406 B.C.:Battle of Arginusae. Siege of Acragus.
•405 B.C.: Athenian fleet defeated at Aegospotami. Dionysus tyrant of Syracuse makes peace with Carthage.
•404 B.C.: Athens surrenders. Blockade of Athens. Rule of the Thirty. Thrasybulus seizes Phyle.
•403 B.C.: Expedition of the Thirty against Thrasybulus.
•400 B.C.: Celts drive out Etruscans.