Ardashir I's Rise and Consolidation (208–240)

1. Ardashir proclaimed king in Persis

   Jan 1, 208Labels: Ardashir I, Persis

   • Britannica
   • WHE

2. Expansion beyond Persis begins

   Jan 1, 211Labels: Ardashir I

   • Iranica
   • Britannica

3. Sasanian regime’s opening year established

   Sep 27, 223Labels: Sasanian era, Encyclopaedia Iranica

   • Iranica

4. Foundation of Ardashir-Khwarrah and Gor

   Jan 1, 224Labels: Ardashir-Khwarrah, Gor

   • Iranica
   • Ardashir Khwarrah

5. Battle of Hormozdgan defeats Artabanus IV

   Apr 28, 224Labels: Battle of, Artabanus IV

   • Iranica
   • Hormozdgan

6. Assumes title “King of Kings”

   Apr 28, 224Labels: Ardashir I, King of

   • Iranica
   • Britannica

7. Coronation at Ctesiphon reported in sources

   Jan 1, 226Labels: Ctesiphon, Ardashir I

   • Iranica
   • Britannica

8. First siege of Hatra fails

   Jan 1, 226Labels: Hatra, Ardashir I

   • Iranica
   • Hatra siege

9. Repulsed in Armenia by Arsacid line

   Jan 1, 227Labels: Armenian Arsacids, Ardashir I

   • Iranica

10. Eastern and Gulf expansions claim wider submission

    Jan 1, 230Labels: Persian Gulf, Eastern rulers

    • Iranica

11. Roman–Sasanian war under Severus Alexander

    Jan 1, 232Labels: Severus Alexander, Sasanian Roman

    • Britannica
    • Nisibis siege

12. Capture of Nisibis in renewed Mesopotamian campaign

    Jan 1, 237Labels: Nisibis, Shapur I

    • Nisibis siege

13. Capture of Carrhae follows Nisibis campaign

    Jan 1, 238Labels: Carrhae, Sasanian forces

    • Nisibis siege

14. Shapur I crowned co-monarch

    Apr 12, 240Labels: Shapur I, Ardashir I

    • Iranica