Decades: 490s BC 480s BC 470s BC 460s BC 450s BC - **440s BC** - 430s BC 420s BC 410s BC 400s BC 390s BC

Years: 451 BC 450 BC 449 BC 448 BC 447 BC - **446 BC** - 445 BC 444 BC 443 BC 442 BC 441 BC

**Births**

- Aristophanes, Greek playright (approximate year)
- Marcus Furius Camillus, Roman soldier and statesman (traditional date)