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

Years: 329 BC 328 BC 327 BC 326 BC 325 BC 324 BC 323 BC 322 BC 321 BC 320 BC

- Following the death of Alexander the Great, his empire disintegrates as his generals fight each other for control in a war that lasts for decades.