Do you believe advanced radar to be infallible?
Do you think the military could be developing radar fooling technology to trick the other side?
Do you think the military could be developing radar fooling technology to trick the other side?
No such adversary would likely believe the claim that the US has suddenly developed physics-defying technology thousands of years ahead of what should even be feasible, which they just recently decided to leak like a sieve about. And the only thing the US does with this technology is troll their own military.
If it is a psyop, it's a stupid and obvious one.
https://www.vice.com/en/article/n7wjzg/the-skeptics-guide-to...
Why do you doubt that? Also, who exactly is claiming aliens, apart from people hearing "we really couldn't explain it so far" and thinking "they mean aliens!!!"?