The accident ended one of the Cold War's most dangerous secret operations.
21don MSN
A Mid-Air Crash Dropped Nuclear Bombs on Spain. Clean-up Crews Are Paying the Price 50 Years Later.
When a B-52 bomber collided with a KC-135 tanker over Spanish skies, four hydrogen bombs plummeted to Earth—three fell on land while one crashed into the sea.
26don MSN
The Cold War operation that kept nuclear-armed B-52s minutes from Soviet airspace at all times
The reason why the USAF kept nuclear armed B-52s on continual rotation just outside of Soviet airspace...for nearly a decade.
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