The Phantom F4 had no main gun because everyone thought there were no dogfighst but only missle fights. Reality was different and they added a vulcan gun.
The F35 is not designed for dogfights but long range missle fights and stealth.
The F35 is not designed for dogfights but long range missle fights and stealth.
[1] http://www.thedailybeast.com/articles/2014/12/31/new-u-s-ste...