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The Supermarine Spitfire is an iconic British single-seat fighter aircraft from World War II. It is known for its excellent performance, including high speed and maneuverability, which made it formidable in air combat. The Spitfire was designed by Reginald Mitchell, the Chief Designer at Supermarine Aviation, and first flew in 1936. It saw extensive action throughout the war and became renowned as a symbol of Allied air power.