After the addmition of the surface-to-air missile weapon, a transformation occurred in the weapons of anti-aircraft, so the first missile battalion was formed, which is the 125th missile battalion on January 31, 1972, and it consists of four Firing companies, which are company 31st, company33rd, company 35th, company 37th with technical company 93rd, and Repair Factory 80th. On April 7, 1972, this battalion was commisioned to protect vital headquarters and projects in Baghdad, and on June 11, 1974, the battalion’s cadre was reorganized into the 145th Missile Brigade, as well as four firing companies Anti-aircraft missile system S-75-2 Volga-2 is the company 50th, the company 52nd, the company 54th, the company 56th, with the Volga Technical company 76th ​​to the battalion staff.