Harrier Jump Jet two systems are fully interlinked but air is not supplied to the reaction control valves during conventional wingborne flight. Harrier Jump Jet The Harrier, informally referred to as the Harrier Jump Jet, is a family of jet-powered attack aircraft capable of vertical/short takeoff and landing operations (V/STOL). Named after a bird of prey, it was originally developed by British manufacturer Hawker Siddeley in the 1960s. The Harrier emerged as the only truly successful V/STOL design of the many attempted during that era, despite being a subsonic aircraft, unlike most of its competitors. It was conceived to operate from improvised bases,
Competition in the Regional jet market fly-by-wire regional jet in the 75- to 95-seat category. With development starting in 2000, the airliner was designed by the civil aircraft division of the Russian aerospace company Sukhoi, with some co-operation with Boeing in the early stages of the project. Its maiden flight was conducted on 19 May 2008. On 21 April 2011, the Superjet 100 undertook its first commercial passenger flight, on the Armavia route from Yerevan to Moscow. The Antonov An-148 () is a regional jet aircraft designed by the Ukrainian Antonov company and produced by Antonov itself and also on outsource by Russia's Voronezh Aircraft Production