flaws

American Fighters I -The F-35 Lightning: Half of them don’t fly, they cost way too much, and the US ordered a whole lot of them

It still goes without saying that the United States has been the leader of technologically innovated military hardware. The Russian Federation has recently surpassed it in the very important matter of hypersonic weapons, but the US has had the best and most advanced aircraft in the skies for many years now.
Except that there is a problem.