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640s

Centuries: 6th century 7th century 8th century

Decades: 590s - 600s - 610s - 620s - 630s - 640s - 650s - 660s - 670s - 680s - 690s

Years: 640 641 642 643 644 645 646 647 648 649 650

Events

early 640s - Arab conquest of Egypt
late 640s - first Arab fleet created

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