Junkers Ju 87 Josef Stalin decreed that no more ships were to pass within range of German aircraft without his personal permission. Towards the end of the war, as the Allies gained air supremacy, the Stuka was being replaced by ground-attack versions of the Fw 190. By early 1944, the number of Ju 87 units and operational aircraft terminally declined. For the Soviet summer offensive, Operation Bagration, 12 Ju 87 groups and five mixed groups (including Fw 190s) were on the Luftwaffe's order of battle on 26 June 1944. Gefechtsverband Kuhlmey, a mixed aircraft unit, which included large numbers of Stuka dive bombers,
Junkers J 2 earlier J 1's structure. Junkers began wind tunnel and design work promptly upon receipt of the contract, and by the end of the spring of 1916 the first example was completed. The J 2 differed from the J 1 in having a cowling that almost entirely enclosed the engine, a rounded upper and lower fuselage section instead of the rectangular section of the J 1., and a narrower and deeper ventral radiator enclosure, and had a horizontal stabilizer planform shape that would become familiar on later, all-duralumin Junkers monoplane designs to be built during 1917-18. The "all-moving" rudder still possessed