Operation Karbala-6

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Operation Karbala-6
Part of the Iran–Iraq War
Location	Qasr-e Shirin, Iran
Planned by	Iran
Date	Early 1987
Executed by	10,000 Basij 77th Mechanized Division of Khorasan (Army) 31st Ashura Division (Pasdaran)
Outcome	Operational failure Successful Iraqi defence Limited Iranian advance

Operation Karbala-6 was an Iranian operation during the Iran–Iraq War to prevent Iraq from rapidly transferring units to its defense lines at Basra after Iran had launched Operation Karbala-5 to capture the city of Basra.

Iran used Basij militiamen armed with Kalashnikovs and RPG-7s, the Army's 77th Mechanized Division of Khorasan equipped with M47 and M48 tanks, 106mm recoilless rifle, 130mm and 230mm artillery, supported by attack helicopters, and IRGC's 31st Ashura Division which was armed with captured Iraqi tanks.