The Battle of the Al Hira Canal was one of the battles during the Muslim conquest of Iraq during the 7th century. The Muslim caliphate was victorious over the Sasanian Empire.
The Battle The Muslim Forces under Khalid ibn Walid advanced into southern Mesopotamia during the Muslim conquest of Mesopotamia and the Muslim conquest of Persia, as the important Canal would be garrisoned by Local Arab troops and Sasanid troops placed in the Canal as they'd position themselves to prevent the Muslim Advance.
As the Muslim army approached Fighting broke out everywhere along the crossings of the Canal and it's embarkments as Khalid ordered attacks on several positions at once as the Persian Generalissimo Rustam had been killed in action as the Rashiduns had captured key bridges to the Canal Forcing the Sasanians to withdraw.
Aftermath After the Withdrawal of the Sasanid forces the Rashidun Army had swiftly taken the Strategic Canal, giving the Muslims a base for Further Advancements.
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