Why was the Spitfire only used by the Royal Air Force (RAF) and not by other Allied forces like the United States Army Air Forces (USAAF) or the Free French Air Force? -
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Supermarine Spitfire (late Merlin-powered variants) - Wikipedia
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The General Consensus - A bit of WWII history. A Spitfire knocking a German V1 rocket's gyro off course somewhere over the English ountryside. It was found that tipping the rocket's wings