The Curtiss-Wright P-40 Warhawk (left) was used by the US Army Air Force (USAAF) during World War II. It was also used by the British Commonwealth and the Soviet airforces where easy models were called "Tomahawk" and later models, the "Kittyhawk".

The Hawker Hurricane (centre) and the Spitfire (right) were used by the British Commonwealth airforces. They were the main fighters during the Battle of Britain (July - October 1940).