The Sukhoi Su-34 (Russian: Сухой Су-34; NATO reporting name: Fullback)[​5] is a Soviet-origin Russian twin-engine, twin-seat, all-weather supersonic medium-range fighter-bomber/strike aircraft.[​6][​7][​8][​9] It first flew in 1990, intended for the Soviet Air Forces, and it entered service in 2014 with the Russian Air Force.[​10]