This seem more to do with Trump week long visit to Gulf countries that have many deals and bombing of Iran. its not like US has to sell to Europe. US arms are cheaper and can have tech from Israel and US colonies in Asia. Europe decline will accelerate if it tries to replace US arms and still want to support Ukraine. when Europe decline than its talented people will look for work in US and Gulf.This is what happens when Russia wins the Ukraine War.
The Bagram airfield is well within China's striking distance anyway.
This millionaire settle every hour is about Europe. Even the tech backwater like France and Italy attracted $250B investment from UAE.