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.

Births

Deaths

• August 23 - Abu Bakr, first Caliph of Islam
• Cadwallon ap Cadfan, king of Gwynedd