Lockheed Martin SR-72 Lockheed Martin SR-72 The Lockheed Martin SR-72 is an American hypersonic UAV concept intended for intelligence, surveillance and reconnaissance. Lockheed Martin privately proposed it to succeed the retired Lockheed SR-71 Blackbird. The SR-71 Blackbird retired in 1998, leaving what was considered a coverage gap between surveillance satellites, manned aircraft, and unmanned aerial vehicles for intelligence, surveillance and reconnaissance (ISR) and strike missions. With the growth of anti-satellite weapons, anti-access/area denial tactics, and counter-stealth technologies, a high-speed aircraft could penetrate protected airspace and observe or strike a target before enemies could detect or intercept it. The proposed reliance on extremely high
General Dynamics corporation's subsidiaries are donors to the Canadian Defence and Foreign Affairs Institute. General Dynamics General Dynamics Corporation (GD) is an American aerospace and defense multinational corporation formed by mergers and divestitures. It is the world's fifth-largest defense contractor based on 2012 revenues. The company ranked No. 99 in the 2018 Fortune 500 list of the largest United States corporations by total revenue. It is headquartered in West Falls Church, Fairfax County, Virginia. The company has changed markedly in the post–Cold War era of defense consolidation. It has four main business segments: Marine Systems, Combat Systems, Information Systems Technology, and Aerospace.