420s

Year in Review 4th Century - Year in Review 5th Century- Year in Review 6th Century

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

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

Years: 420 421? 422 423? 424? 425? 426 427 428? 429

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Events:

• Saint Augustine of Hippo publishes The City of God