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: 429 BC 428 BC 427 BC 426 BC 425 BC - 424 BC - 423 BC 422 BC 421 BC 420 BC 419 BC

Events

• December 24 - King Artaxerxes I of Persia is last mentioned alive in inscription. Three of his sons soon rival each other for the throne as Xerxes II, Sogdianus and Darius II of Persia, with Darius II ultimately successful.
• Battle of Delium
• Thucydides, Athenian historian and general, is exiled from Athens for failing to defend Amphipolis from the Spartan general Brasidas.

Births

Deaths

• December - Artaxerxes I, king of the Persian Empire.

420s BC

424 aC | 424 př. n. l. | 424 f.Kr. | 424 adC | -424 | -424 | 기원전 424년 | 424 p.n.e. | 424 aK | 424 a.C. | -424 | 424 SM | 424 v. Chr. | 424 AC | 424 f.Kr. | -424 | 424 p.n.e. | 424 a.C. | 424 до н. э. | 424 pr. n. št. | 424. пне. | 424 eaa | 424 f.Kr. | 前424年