Sukhoi Su-25, known to NATO as the Frogfoot, is North Korea’s primary close-air support aircraft. Along with the other fighters appearing at the air show, the fast jets were in immaculate condition and had been recently painted in this new gray/blue scheme. The Su-25s show no evidence of local upgrades or modernization. According to Jane’s World Air Forces, around 34 were delivered, but it is unclear how many are operational. Photo: Martin Fenner
Independent Project using fundamental configuration change... to achieve efficient forward flight and hovering flight in a single aircraft. Thoughtful consideration given to flight dynamics - thrust, lift, control - in all phases of flight, and accomplishing a recognized combat mission.