In 1974, the Iraqi Army acquired 100 T-62s and 600 more in 1976, which were delivered through to 1979. In 1982 a further 2150 were ordered; the delivery of which were completed in 1989. These tanks saw service in the Iraqi–Kurdish conflict from 1974 to 1991. In the Iran–Iraq War, Iraqi T-62s performed well against opposing Iranian tanks, such as M47s, M48s, M60A1s and Chieftains. In the Operation Nasr, the biggest tank battle of the war, Iran lost 214 Chieftain and M60A1 tanks, while Iraq lost 45 T-62s. The remaining Iranian armour turned about and withdrew. Approximately 200 T-62s were lost in the entire war.