HistoryData
Historical ConflictAl-Qādisiyyah

Battle of al-Qadisiyyah

The Rashidun victory at al-Qadisiyyah broke Sasanian military power in Mesopotamia and opened the path to the complete conquest of the Persian Empire by 651.

Duration & Scope

636 ongoing

< 1 year

Key Facts

Date
November 636 AD (began ~16 November)
Duration
~3 days of fighting
Result
Decisive Rashidun Caliphate victory
Key Sasanian loss
General Rostam Farrokhzad killed in battle
Consequence
Sasanian Empire fully annexed by 651 AD
Site identified
~19 km south of modern Kufa (confirmed 2024)

Strategic Narrative Overview

The battle commenced around 16 November 636 and lasted approximately three days. Rashidun forces under their commanders engaged a Sasanian army that included war elephants. The engagement turned decisively when the Sasanian general Rostam Farrokhzad was killed under uncertain circumstances, throwing the Persian troops into disarray. The collapse of the Sasanian defensive line was total, and the Rashidun army exploited the victory to advance on Ctesiphon, the ancient Persian capital.

01 / The Origins

By the 630s, the Rashidun Caliphate under the early Muslim caliphs had launched expansive military campaigns into territories bordering Arabia. The weakened Sasanian Empire, exhausted by decades of war with the Byzantine Empire, controlled Mesopotamia but struggled to mount effective resistance. Muslim forces advanced into the Sasanian province of Asoristan, compelling the Persians to assemble a major army to halt the invasion. A Byzantine–Sasanian alliance was reportedly attempted, motivated by simultaneous Rashidun advances into the Levant and Egypt.

03 / The Outcome

Following the defeat, the Sasanian army could not mount a coherent defense of Ctesiphon, which fell to the Rashidun besiegers. Persian forces were compelled to withdraw from all of Mesopotamia. The victory was followed by further Rashidun offensives at Jalula and Nahavand, progressively dismantling Sasanian resistance. By 651, the Sasanian Empire had been fully annexed, ending over four centuries of Persian imperial rule and integrating the region into the expanding Muslim world.

Belligerents & Mobilization Analysis

Side A

1 belligerent

Rashidun Caliphate
Key Commanders

Sa'd ibn Abi Waqqas.

Side B

1 belligerent

Sasanian Empire
Key Commanders

Rostam Farrokhzad.

Outcome
Decisive Rashidun victory; Sasanian army routed; Ctesiphon captured; Sasanian Empire annexed by 651

Kinetic Engagement Axis

Major engagements timeline (636–present)Timeline of major military engagements plotted chronologically.636present636Battle of al-Qad…Allied637Battle of JalulaAllied642Battle of NahavandAllied637Rashidun siege o…Allied

Scroll horizontally to view full axis. Events plotted relatively.

Side A victorySide B victoryInconclusiveDecisive / turning point

Location

Map of Al-Qadisiyyah, IraqMap of Al-Qadisiyyah, IraqAl-Qadisiyyah, Iraq