The service has identified the key technologies it needs for the F-22 follow-on, including a more powerful engine and increased stealth.

Completing development in four years might be easy enough if AIDC were just chasing the cockpit and avionics of the F-CK-1. But 80% of the structure is also changing and so are the aerodynamics.

Billie Flynn, the Lockheed Martin test pilot who flew the F-35A's premiere aerobatic performance at the Paris Air Show, opens up about what it's like to flight test both the F-16 and the Joint Strike Fighter.

Full-scale development of a new Taiwanese fighter could probably begin in early to mid-2020s. Taiwan has 343 front-line fighters that will need replacing.

Traditionally France uses expeditionary forces, while Germany stresses a defensive role and interoperability with NATO.