Why Was This Plane Invulnerable: The SR-71 Blackbird


The Cold War locked the United States and Soviet Union into a tense struggle for global influence and control. The first purpose-built American spy plane to fly over the Soviet Union was the Lockheed U-2. Neither fast nor stealthy, the U-2’s tactical advantage was that it could supposedly fly above soviet radar and air defenses. […]
 
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