Lakonia
The Battle of Thermopylae. Soldiers from Sparta Mantinea, Tegea, Orchomenos (Arkadia), Corinth, Phlious, Thespiai, Phokis, Opuntian Lokris, and other cities are overrun by the Persians at a huge cost.
August 7
August 27
Herakleia Trachineia founded by Sparta settlers.
The Sparta general Brasidas captures Amphipolis and then Galepsos. He travels through Melitaia and camps at Phakion.
The Athenian general Kleon attempts to take Amphipolis, but fails in the attempt. Both Kleon and the Sparta general Brasidas perish.
The Peace of Nikias between Athens and Sparta is signed after the deaths of Cleon and Brasidas. They agree to break up the Chalkidian League, but this is not done..Spartolos is declared neutral.
Athens settles Sparta helot deserters and Messenians from Pylos at Kranion.
Athens transports the Sparta helots and Messenians previously moved to Kranion back to Pylos to annoy Sparta
Under Darius I’s orders, Tissaphernes allies with Sparta over Athens and re-occupies most of the Ionian coast.
Iasos is governed by Amorges, a Persian who had achieved independence from Persia. Iasos is attacked by Sparta s, who deliver Amorges to Tissaphernes and plunder the city.
May
397 BCE
Herippidas of Sparta puts to death all anti Sparta s at Herakleia Trachineia and expels foreigners.
Larissa Phrikonis is beseiged by the Sparta general Thibron, who accomplishes nothing.
During a battle between Deryklidas of Sparta and Pharnabazos with Tissaphernes, men from Priene and Achilleion fighting with the Sparta s fled. Hamaxitos and Larissa-Ptolemais thus receive their freedom again.
The Athamanians leave Sparta and join an Athenian alliance.
Thebes takes Herakleia Trachineia from Sparta and installs the Trachinians and Oetaians.
The Sparta admiral Peisander is defeated and killed by a fleet headed by Pharnabazos and former Athenian admiral Konon at the Battle of Knidos.
July
Sparta and their allies, including Sikyon and Tegea, defeat Athens and their allies at the Battle of Nemea. On Athens side are Thebes, Lokris Opuntii, and Corinth. With Sparta are Halieis, Sikyon, Epidauros, Troizen, and Hermione. Phlious remains neutral. Pellene fights on the side of Sparta against Thespiai.
Amphipolis declares independence from Sparta control and operates as a self-governing city-state.
Amyntas III appeals to the Sparta s against the Chalkidian League. Akanthos, Argilos, and Stageira also claim that membership was forced upon them. Potidaia is separated from the League.
The Chalkidian League become subject allies of Sparta
The Sparta s and Macedonians under Amyntas III destroy Olynthos after two initial defeats. Derdas II participates on the winning side.
The Chalkidian League leave Sparta and join and alliance with Athens, but that soon falls out over ownership of Amphipolis.
Megalopolis is founded by the Arkadian League as a counterweight to Sparta. Most of the inhabitants of Methydrion are moved there.
The Theban general Epaminondas intervenes in Arcadia to support the Arcadian League and the newly founded city of Megalopolis. Heraia is pressured to join the Arcadian League but maintains a pro Sparta stance.
Persia under Artaxerxes II provides funds to Sparta to continue the Sparta –Theban war. They probably also provide funds to Athens.
Adramytteion abandoned with arrival of the Sparta king, Agesilaos II.
Lakedaimon is defeated by Thebes near Thelpusa
King Agis III of Sparta revolts from Macedonia and besieges Megalopolis, forcing Antipater to act.
326 BCE
April
Antipater defeats the Sparta s under Agis III at Megalopolis. The Macedonians take many casualties, but Agis is killed.
The Sparta mercenary Thibron gathers exiles from Kyrene and Barke in Cretea and takes the city. However, one of his officers defects to the other side and he is ousted. Euhesperides supports him.
A Sixth Sacred War is led by King Arios of Sparta in an effort to dislodge the Aetolian League from Delphi, but is defeated.
Athens is convinced by Chremonides to join Sparta in declaring war on Antigonos II.
Athens and Sparta make peace with Antigonos II, who maintains his hold on Greece.
The Sparta s under Akrotatos invade Megalopolis, but are defeated by Aristodamos the Good. Akrotatos is killed.
Orchomenos is taken by Kleomenes III of Sparta
The Sparta s under King Kleomenes III defeat the Achaian League under Aratos of Sikyon (and including Argos and Megalopolis) in the Battle of Dyme.
Kythera obtains independence and begins minting its own coins