[j-bos]

They used to, iirc that's how they sourced the titanium used in the b2 bombers, which was mined in the ussr.

[MegaButts]

They got the titanium from the Soviet Union, so not exactly an ally. The US just lied about using it for pizza ovens instead of jets.

[Enginerrrd]

I think that was the SR-71, but yeah.

[selectodude]

A-12 Oxcart