2007 joint Russia-Sino exercises. The commanding officer of the 4th Air Army from February 2007 was Lieutenant General Igor Miroshnichenko. In August 2007 command and staff exercises were held. 11.2007 Caucasus-Rubezh −2007 comd staff exercises. 03.2008 flight tactical training.(Warfare.ru) In 2009 the Army was disestablished and Russian Air Forces units in the Caucasus grouped under the 4th Air and Air Defence Forces Command. The Army was reformed on 1 August 2015. In January 2016, Lieutenant General Viktor Sevastyanov became its commander. Structure 2007 Headquarters 4th Army of Air Forces and Air Defence – Rostov on Don 1st Guards Composite Aviation Division – Krasnodar 559th Bomber Aviation Regiment – Morozovsk – Su-24 in service. Previously based at Finsterwalde in East Germany with the 16th Air Army; 959th Bomber Aviation Regiment – Eisk Airport – operates the Su-24 and L-39C; 368th Assault Aviation Regiment – Budyonnovsk – Su-25; 461st Assault Aviation Regiment – Krasnodar – Su-25; 960th Assault Aviation Regiment – Primorsko-Akhtarsk – Su-25; 51st Air Defence Corps – Rostov on Don (disbanded and reorganised in 2009 as 7th Brigade of Missile-Space Defence) 3rd Guards Fighter Aviation Regiment – Krymskaya (ex 562nd) – Su-27; (1.12.09 renamed 6972nd Guards Aviation Base) 19th Fighter Aviation Regiment – Millerovo – MiG-29; (disbanded 2009 and reorganised as 6969th Aviation Base) – Zernograd – MiG-29. Previously based at Falkenberg in East Germany with the 16th Air Army. Disbanded 2009. SAM Regiments 11th Independent Reconnaissance Aviation Regiment – Marinovka – operates the Su-24MR. Formerly based with 16th Air Army, Welzow, East Germany; 535th Independent Composite Aviation Regiment – Rostov on Don – Mi-8, An-12 and An-26 in service; ex Army Aviation component 55th Independent Helicopter Regiment – Korenovsk – Mi-24, Mi-8; 325th Independent Transport-Combat Helicopter Regiment – Yegorlyskaya – Mi-26, Mi-8; 487th Independent Helicopter Regiment for battle control- Budyonnovsk – Mi-8, Mi-24; In addition to the above forces, Russian aviation forces in Armenia, probably within the ambit of 4th Air Army, comprise 18 MiG-29 fighters of the 426th Fighter Squadron [426 Istrebitel’naya Aviatsionnaya Eskadril’ya (426 IAE)] and the 700th Air Traffic Control Center, both at the 3624th Air Base [3624 Aviatsionnaya Baza (3624 AB)] at Erebuni Airport outside Yerevan. Structure 2020s 4th Air and Air Defence Forces Army (Rostov-on-Don) (Information updated to 2019/20 unless otherwise indicated) 1st Guards Composite Aviation Division (Krymsk) 3rd Guards Composite Aviation Regiment (Krymsk) Two Squadrons: Su-27SM3 Flanker (as of 2019) (may have started