Introduced into service early in 1938 during a time of extensive re-organisation of Army air units, the Ki-27, known as the 97 Sen by its pilots, achieved its first successes during the so-called 'Chi
The Mitsubishi A6M Zero-sen was Japan's Spitfire. In continuous development and operational service from the time of the Sino-Japanese war in 1940 to the end of the Pacific War in 1945, it is held in