Military aircraft can have notoriously short lifespans, especially during periods of technological ferment. The most elite aircraft of World War I could become obsolete in a matter of months.
Things weren’t much different in World War II. And at the dawn of the jet age, entire fleets of aircraft became passé as technologies matured. The advanced fighters that fought in the skies over Korea became junk just a few years later.
But a few designs stand the test of the time. The B-52 Stratofor
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