354 BC Chr.

354 BC Chr.
Thebes wins a decisive victory in the Third Holy War against the Phocians .
354 BC Chr. In other calendars
Buddhist calendar	190/191 (southern Buddhism); 189/190 (alternative calculation according to Buddha's Parinirvana )
Chinese calendar	39th (40th) cycle , year of the fire hare丁卯 ( at the beginning of the year fire tiger 丙寅)
Greek calendar	2nd / 3rd Year of the 106th Olympiad
Jewish calendar	3407/08
Roman calendar	from urbe condita CCCC or CD (400)

Events

Marcus Fabius Ambustus and Tiberius Quinctius Pennus Capitolinus Crispinus become Roman consuls .
The Samnites in southern Italy sign a treaty with the Roman Republic in which the Liris River is defined as the border between the two peoples. The alliance of convenience to be able to assert oneself against the Celts and against the surrounding peoples, however, only lasted until the year 343 BC. Chr. , Where the first of the Samnite wars break out.

The siege of Methone by the Macedonian King Philip II ends. He grants the residents of the city safe conduct after their surrender and lets the city drag.
Dion of Syracuse , who ruled increasingly tyrannical under the pressure of opposing groups, falls victim to a conspiracy of his comrade-in- arms, Kalippos . Dionysius II of Syracuse returns to Sicily after ten years of exile and seizes power again.
Thebes wins a decisive victory in the Third Holy War against the Phocians . The Phocian general Philomelos then commits suicide. The command of the troops passes to Onomarchus. Philip II of Macedonia takes the opportunity to expand his power in central Greece and marches south with an army.
Plutarch of Eretria calls on the Athenians to help against his rival, Callias of Chalkis , who is allied with Philip II of Macedonia. A relief expedition is granted against Demosthenes ' will .

The Battle of Guiling ( Chinese 桂陵之戰 ) is between states Qi and Wei in the Warring States Period discharged.

around 354 BC Chr .: Plato breaks off work on his dialogue Critias , which thus remains a fragment.