The SR-71 Blackbird is easily one of the world's most iconic aircraft. They first took to the skies in the 1960s, and by the turn of the century, they were retired. Nowadays, you can only find SR-71s ...
Key Points - The official retirement of the SR-71 Blackbird in 1990 was driven more by internal US Air Force politics and budget priorities than by high operational costs or obsolescence, according to ...
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