Centuries: 6th century BC -

**5th century BC**- 4th century BC

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

Years: 447 BC 446 BC 445 BC 444 BC 443 BC - **442 BC** - 441 BC 440 BC 439 BC 438 BC 437 BC

**Births**

**Deaths**

- Zhou zhen ding wang , King of the Zhou Dynasty of China

**Events**