 Complete the following phrase:  Originally the 1st Division was one of the four initial divisions of the Iraqi Army, active by 1941. It later became the 1st Mechanised Division, and in 1978, according to reports from the British Military Attache in Baghdad, formed part of the 3rd Corps, and was headquartered at Diwaniya, with the 1st Diwaniya, 34th Nasirya and 27th Brigades Kut. It fought in the IranIraq War, including 