Wing commander
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Wing commander is a senior officer rank used by some air forces, with origins from the Royal Air Force. The rank is used by air forces of many countries that have historical British influence.
William, Prince of Wales in Wing Commander uniform, 2025
Squadron leader
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Squadron leader is a senior officer rank used by some air forces, with origins from the Royal Air Force. The rank is used by air forces of many countries that have historical British influence.
Wing commander
…the Royal Air Force. The rank is used by air forces of many countries that have historical British influence. Wing commander is immediately senior to squadron leader and immediately below group captain. It is usually equivalent to the rank of commander in the navy and the rank of lieutenant colonel in other services…
Winston Churchill served as a subaltern Squadron Leader in the South African Light Horse.