Encyclopedia > 640s

Article Content

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

All Wikipedia text is available under the terms of the GNU Free Documentation License

Search Encyclopedia

Search over one million articles, find something about almost anything!

Featured Article

Sanskrit language

... such feats as writing poems which can be interpreted in multiple, unrelated ways depending on how the reader chooses to break apart the sandhi. Morphology and Syntax ...