634
| Years: 630 631 632 633 - 634 - 635 636 637 638 | |
| Decades: 600s 610s 620s - 630s - 640s 650s 660s | |
| Centuries: 6th century - 7th century - 8th century | |
Events
- The Arabs invade Palestine
- September - Khalid b. al-Waled captures Damascus
- Omar succeeds Abu Bakr as Caliph of Islam
- Oswald of Bernicia defeats Cadwallon ap Cadfan of Gwynedd in the Battle of Heavenfield and reunites Northumbria
Deaths