such as the S-75 Dina and MiG-25 Foxbat, which rendered it vulnerable. Though never mass-produced, the XB-70 provided critical data for future high-speed, high-altitude flight research for NASA ...
This jet was renowned for its agility and speed, and is arguably the most produced supersonic jet aircraft ever. As the Cold War intensified, the MiG-23 and MiG-25 were introduced. Developed in ...