Decades: 370s BC 360s BC 350s BC 340s BC 330s BC - **320s BC** - 310s BC 300s BC 290s BC 280s BC 270s BC

328 BC 327 BC 326 BC 325 BC 324 BC - **323 BC** - 322 BC 321 BC 320 BC 319 BC 318 BC

- Alexander the Great dies. His generals--Antigonus, Antipater, Seleucus, Ptolemy, Eumenes and Lysimachus--fight over control of the vast Macedonian Empire he leaves behind. Start of the Ptolemaic Empire and the Seleucid Empire.
- Alexander the Great's half-brother becomes Philip III.
- Alexander the Great's posthumous son is declared Alexander IV as his uncle's Philip III co-ruler.

- Alexander the Great, king of Macedon and conqueror of Persia