400s BC
Centuries: 6th century BC - 5th century BC - 4th century BCDecades: 450s BC 440s BC 430s BC 420s BC 410s BC - 400s BC - 390s BC 380s BC 370s BC 360s BC 350s BC
409 BC 408 BC 407 BC 406 BC 405 BC 404 BC 403 BC 402 BC 401 BC 400 BC
Events and Trends
