Mig-3 Soviet FighterProduction of the first 100 MiG 1's commenced immediately following the conclusion of the flight testing program in September 1940. The testing program had revealed that the MiG 1 was not without flaws. Its longitudinal stability, control responses, and handling were all regarded as inadequate, so a redesign was commenced even as the first production MiG 1's were being built. The MiG 3 was the result of the program to improve the MiG 1. The MiG 3 was