The U.S. heavy bomber fleet consisted of fewer than 400 B-52s, none of which carried air-launched cruise missiles.

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Despite the passage of 60 years since its inception, the B-52 remains the most common heavy bomber in the Air Force fleet.

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On 26 August 1940, a large German bomber force, with heavy fighter escort, was heading towards targets in England including the RAF fighter stations at Biggin Hill and Kenley.

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