> Qatar, Kuwait, UAE, Bahrain is asking questions, if US can't defend us and is moving all defensive missiles to protect Israel, why should we even be ally with them

Where are you getting this information? The UAE, for instance, is relying heavily on missile defense - and it's working out for them:

https://gulfnews.com/uae/uae-intercepts-186-ballistic-missil...

It's all US technology, too:

https://www.wired.me/story/inside-the-system-that-intercepte...