North American XB-70 Valkyrie
The North American XB-70 Valkyrie was a prototype supersonic strategic bomber developed in the United States during the Cold War. Designed by North American Aviation (NAA) in the late 1950s and 1960s, the XB-70 was envisioned as a Mach 3, high-altitude bomber capable of penetrating Soviet airspace to deliver nuclear weapons. Despite its groundbreaking design, […]
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