History's Largest and Most Expensive Military Aircraft Ever Built

3. The Hawker Hurricane

Joined the Service in 1935 1947 saw retirement Expense: *$2.1 million The Hawker Hurricane first flew in 1935 and officially entered service in 1937. Powered by a Rolls Royce Merlin engine, this British aircraft was designed for reliability. While it didn’t achieve the fame of the Supermarine Spitfire, the Hurricane played a crucial role in World War II.

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Hawker Hurricane via Wikipedia Responsible for 60% of the Luftwaffe’s losses, the Hurricane saw action in all major WWII theaters. Designed by Sir Sydney Camm, 14,487 units were built for Canada and the RAF, later adapted into the Hawker Henley.