"Fliegerführer Irak" was to consist of a squadron of Messerschmitt Bf 110 "zerstörer" heavy fighters (12 aircraft) from the 4. "Staffel"/ZG 76, and a squadron of Heinkel He 111 bombers (12 aircraft). In addition, to assist in transporting the force to Iraq, Junck was lent 13 Junkers Ju 52/3m trimotor transports and Junkers Ju 90 four-engined transport aircraft. All but three of these transports had to be returned to Greece immediately to prepare for the invasion of Crete..