Decades: 380s BC - 370s BC - 360s BC - 350s BC - 340s BC - **330s BC** - 320s BC - 310s BC - 300s BC - 290s BC - 280s BC

Years: 342 BC - 341 BC - 340 BC - 339 BC - 338 BC - **337 BC** - 336 BC - 335 BC - 334 BC - 333 BC - 332 BC

- Shen Pu-hai - Legalism philosopher
- Speusippus - philosopher, nephew of Plato

- King Philip II of Macedon divorced Olympias
- Corinthian League formed
- In Rome, a plebeian is chosen to be praetor for the first time