Polikarpov I-16

The interwar period saw developments in countries beyond just the West. The Soviet Polikarpov I-16 was developed in 1933, following Nikolai Polikarpov's conditional release from imprisonment on espionage charges in 1931. I-16s served in the USSR with the Soviet Air Forces, the Republic of China in the Chinese Nationalist Air Force, and the Spanish Republic during the Spanish Civil War. It acquired several names from its operators and opponents, with the Soviets dubbing it the " Ishak " (donkey), and the Spanish calling it the " Rata " (rat) or " Mosca " (fly). Over the duration of its service 10,292 I-16s were built including two-seated trainer aircraft. The I-16 was the primary fighter of the Soviet Air Forces up until 1941, when it was quickly discovered to be obsolete against more contemporary German aircraft. At the time of its development t he I-16 was a revolutionary design, being the first low-wing monoplane with retractable landing g...