Arab conquest of the Sasanian Empire (633–654)

1. Sasanian Empire weakened by long wars

   Jan 1, 602Labels: Sasanian Empire, Byzantine Sasanian

   • World History
   • Britannica

2. Yazdegerd III becomes last Sasanian king

   Jan 1, 632Labels: Yazdegerd III, Sasanian Empire

   • Britannica
   • World History

3. Khalid invades Sasanian Mesopotamia

   Jan 1, 633Labels: Khalid ibn, Mesopotamia

   • Mesopotamia

4. Battle of Walaja strengthens early Arab gains

   May 1, 633Labels: Battle of, Rashidun Caliphate

   • Walaja
   • Mesopotamia

5. Battle of Ullais expands control in lower Iraq

   Jun 1, 633Labels: Battle of, Rashidun Caliphate

   • Ullais
   • Mesopotamia

6. Battle of Firaz marks an early frontier clash

   Jan 1, 634Labels: Battle of, frontier clash

   • Firaz
   • Britannica

7. Battle of al-Qadisiyyah breaks Sasanian field army

   Nov 16, 636Labels: Battle of, Sasanian army

   • Qadisiyyah
   • Britannica

8. Siege and fall of Ctesiphon ends Sasanian capital rule

   Mar 1, 637Labels: Ctesiphon, Siege of

   • Ctesiphon
   • Britannica

9. Battle of Jalula pushes conquest beyond the Zagros

   Apr 1, 637Labels: Battle of, Zagros Mountains

   • Jalula
   • Britannica

10. Battle of Nahavand collapses organized Sasanian resistance

    Jan 1, 642Labels: Battle of, Iranian plateau

    • Britannica
    • Yazdegerd

11. Umar is assassinated during ongoing eastern campaigns

    Nov 1, 644Labels: Umar ibn, Rashidun Caliphate

    • Iran timeline
    • Uthman

12. Battles for Fars culminate at Istakhr

    Jan 1, 650Labels: Fars Province, Istakhr

    • Istakhr
    • Yazdegerd

13. Yazdegerd III killed near Merv

    Jan 1, 651Labels: Yazdegerd III, Merv

    • Britannica
    • Yazdegerd

14. Conquest of Iran effectively completed

    Dec 1, 651Labels: Conquest of, Rashidun Caliphate

    • Britannica
    • World History