Why does Science have to be so political anyway?

Bribing politicians is cheap, it’s generally millions for billions and more like 100k to billion for small politicians.

There isn’t one, the only stealth fighters are in the US or Russia/China. If you don’t have stealth fighters at all you will lose very badly in an air war against someone that does. That’s just how it is, you have an overwhelming advantage if you can shoot your enemy but they can’t even see you at range.