Centuries: 6th century BC - 5th century BC - 4th century BC

Decades: 470s BC 460s BC 450s BC 440s BC 430s BC - 420s BC - 410s BC 400s BC 390s BC 380s BC 370s BC

Years: 430 BC 429 BC 428 BC 427 BC 426 BC - 425 BC - 424 BC 423 BC 422 BC 421 BC 420 BC

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Events

• Battle of Pylos - Athenians under Demosthenes again defeat the Spartans, this time capturing a Spartan fleet and leaving a Spartan contingent isolated on the island of Sphacteria
• Battle of Sphacteria - The Spartans on Sphacteria are captured by an operation led by Demosthenes and Cleon
• King Agis I of Sparta invades Attica
• Zhou wei lie wang becomes King of the Zhou Dynasty of China

Births

Deaths