Militärakademie für Ingenieure der Luftstreitkräfte „Prof. N. J. Schukowski“
In the autumn of 1921 Ilyushin left military service; he entered the Institute of Engineers of the Red Air Fleet (renamed the Zhukovsky Air Force Engineering Academy on 9 September 1922) on 21 September 1921. During his student years he concentrated on the design of gliders, taking part in numerous competitions. In 1925 one of his designs was sent to a competition in Germany, where it took first prize for flight time.