I-15 Spainish fighter-biplane(Polikarpov design bureau)-ICM plastic scale aircraft|airplane model kit in 1:72 scale (icm 72061)//Scale-Model-Kits.com

I-15 Spainish fighter-biplane(Polikarpov design bureau)-ICM plastic scale aircraft|airplane model kit in 1:72 scale (icm 72061)//Scale-Model-Kits.com

The further development of fighter-biplane constructions of N.N. Polikarpov became the I-15. The first prototype of I-15 (TsKB-3) with Wright 'Cyclone' engine made his maiden flight in October 1934. I-15 received the baptism of fire during the Spanish Civil War (1936-1939). Together with I-16 these aircraft, nicknamed 'Chatos', became the main Spanish Republican Aviation fighters. I-15 showed in combats substantial advantage over Nationalist He-51 and FIAT CR-32 fighters.