Islamic Conquest and Fall of the Sasanian Empire (633–651 CE)

1. Sasanian–Byzantine war leaves Iran exhausted

   Jan 1, 602Labels: Sasanian Empire, Byzantine Empire

   • Britannica Iran

2. Sasanian civil war deepens internal instability

   Jan 1, 628Labels: Sasanian Empire, Ctesiphon

   • Siege 629

3. Yazdegerd III becomes last Sasanian king

   Jun 16, 632Labels: Yazdegerd III, Sasanian Empire

   • Britannica Yazdegerd
   • Yazdegerd III

4. Rashidun forces open the Iraq front

   Jan 1, 633Labels: Rashidun Caliphate, Mesopotamia

   • Conquest Persia

5. Battle of Walaja strengthens Muslim position in Iraq

   May 1, 633Labels: Khalid ibn, Battle of

   • Walaja

6. Battle of al-Qadisiyyah breaks Sasanian field army

   Nov 16, 636Labels: Battle of, Rashidun Caliphate

   • Britannica Qadisiyyah
   • Iranica Qadesiya

7. Siege and capture of Ctesiphon ends Sasanian control of Iraq

   Mar 1, 637Labels: Ctesiphon, Siege of

   • Siege Ctesiphon
   • Britannica Iran

8. Battle of Jalula secures approaches beyond Ctesiphon

   Apr 1, 637Labels: Battle of, Rashidun Caliphate

   • Jalula

9. Siege of Shushtar weakens Sasanian defense in Khuzestan

   Jan 1, 642Labels: Siege of, Hormuzan

   • Shushtar

10. Battle of Nahavand ends organized Sasanian resistance

    Jan 1, 642Labels: Battle of, Sasanian Empire

    • Britannica Nahavand
    • Nahavand

11. Yazdegerd III flees east as provinces fall

    Jun 1, 642Labels: Yazdegerd III, Provincial rulers

    • Britannica Yazdegerd
    • Britannica Iran

12. Death of Yazdegerd III ends the Sasanian Empire

    Jan 1, 651Labels: Yazdegerd III, Merv

    • Britannica Yazdegerd
    • Britannica Nahavand