Battle of Nahrawan

Overview

The Battle of Nahrawan was fought between the largely Kufan forces of the fourth Rashidun caliph Ali and the Kharijites, who were primarily composed of qurra originating from across Iraq, in July 658 CE. The latter were a group of former allies of Ali during the First Fitna. They separated from him following the Battle of Siffin when Ali agreed to settle the conflict with Mu'awiya ibn Abi Sufyan, the long-time governor of the Levant, through arbitration, a move labeled by the group as against the Qur'an. After failed attempts to regain their loyalty and because of their rebellious and violent activities, Ali confronted the Kharijites near their headquarters by the Nahrawan Canal, near modern-day Baghdad. Of the 4,000 rebels, some 1,200 were won over with the promise of amnesty while the majority of the remaining 2,800 rebels were killed in the ensuing battle. Other sources put the casualties at 1500–1800.

Overview adapted from Wikipedia, licensed under CC BY-SA 4.0.

Significance

The Battle of Nahrawan was a decisive internal confrontation within the First Fitna, pitting the fourth Rashidun caliph Ali ibn Abi Talib against the Kharijites — former allies who had broken with him after the Battle of Siffin. The Kharijites had separated from Ali's coalition when he agreed to resolve his dispute with Mu'awiya ibn Abi Sufyan through arbitration, a process they condemned as contrary to the Quran. Their subsequent rebellious and violent activities forced Ali to move against them militarily near the Nahrawan Canal, close to modern-day Baghdad. Of the approximately 4,000 assembled rebels, around 1,200 were recovered through offers of amnesty before the engagement began; the remaining force of some 2,800 was largely destroyed, with Kharijite casualties reaching as high as 2,400 by some accounts. Despite the scale of the victory, Nahrawan did not eliminate the Kharijite movement — it entrenched a lasting enmity toward Ali among surviving members and their sympathizers. The battle thus deepened the fractures within the Islamic community during the First Fitna rather than resolving them, drawing Ali into a prolonged internal conflict at a time when his contest with Mu'awiya remained unresolved.

Forces & casualties

Commanders (9)