Invasion of Persia
Julian the Apostate invades Persia
Permanent historical records · Updated 2026-11-03
363 in Persia
Explore 14 historical events and records for Persia in 363.
Historical records for Persia in 363
Sorted by month and day. Records with no month are shown last. Showing 14 of 14 unique records.
14Unique records
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13Named events on this page
1Named people on this page
4Places on this page
March
Invasion of Persia
Julian the Apostate reaches the Persian capital Ctesiphon
May
Battle of Ctesiphon
2,500 Persians are killed to the cost of 70 Roman lives
June
Siege of Ctesiphon
Julian the Apostate calls off the siege of Ctesiphon
Death of Shapur II
Death of Julian the Apostate, in a skirmish retreating from Ctesiphon
Other events (month unknown)
Jovian Accepts Persian Terms
The new Roman emperor Jovian concluded a peace agreement on unfavourable terms to extricate his army.
Julian Dies During Retreat
Julian was mortally wounded during a clash in Persia in June 363, leaving the invading army without its emperor.
Julian Launches Persian Campaign
Emperor Julian led a large Roman expedition into Persian territory in 363, challenging Shapur's authority.
Julian Orders Inland Retreat
The Roman campaign turned away from Ctesiphon and became vulnerable while marching through Persian territory.
Peace Treaty
Jovian accepts Shapur IIs offer of peace, 5 border provinces are restored to Persia
Romans Fight At Ctesiphon
Julian's army defeated Persian forces near Ctesiphon but did not succeed in taking the capital.
Shapur Regains Eastern Provinces
The peace agreement restored several contested territories to the Sasanian sphere of control.
Shapur Secures Nisibis By Treaty
The settlement of 363 transferred Nisibis to Persian control after Shapur's earlier unsuccessful sieges.
Shapur Wins Territory From Jovian
After Julian died on campaign, Shapur II secured a treaty with Emperor Jovian that transferred Nisibis and other territories to Persia.
How these records were prepared
Generated from the World History Database historical_events table. Identical display records are collapsed; descriptions otherwise retain the stored text. Coverage and source quality vary. Check primary and specialist sources before citing individual historical claims.