Polikarpov I-15
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The Polikarpov I-15 is a Soviet biplane fighter aircraft of the 1930s. Nicknamed Chaika because of its gulled upper wings, it was operated in large numbers by the Soviet Air Force, and together with t
I-15bis
Polikarpov I-15 showing gulled top wing
Chinese Polikarpov I-15bis with pilot Xu Jixiang of the 17th PS, 5th PG who fought the new IJNAF A6M Zero-sen air-superiority fighter on 13 September 1940 in the I-15bis during the Battle of Chongqing
Spanish Republican Air Force "Chato"
Polikarpov I-16
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The Polikarpov I-16 is a Soviet single-engine single-seat fighter aircraft. It is a low-wing cantilever monoplane fighter with retractable landing gear, and was the first such aircraft to attain opera
Polikarpov I-15
…Chaika (Russian: Чайка, "gull") because of its gulled upper wings, it was operated in large numbers by the Soviet Air Force, and together with the Polikarpov I-16 monoplane, was one of the standard fighters of the Spanish Republicans during the Spanish Civil War, where it was called Chato (snub-nose). The design…
![Polikarpov I-16 flying over Cuatro Vientos airfield at the FIO [es] exhibition](https://upload.wikimedia.org/wikipedia/commons/thumb/9/98/Polikarpov_I-16_republicano.jpg/500px-Polikarpov_I-16_republicano.jpg)
Polikarpov I-16 flying over Cuatro Vientos airfield at the FIO [es] exhibition
I-16 in Spanish Republican colors with "Popeye mascot"
I-16 Type 5 with Chinese insignia, flown by Chinese pilots and Soviet volunteers
VVS pilots at Khalkhyn Gol in front of their I-16 in August 1939.