So what? There are plenty of European and US expats fighting for Ukraine. And the US has been directing the war using real-time intelligence to target the enemy. The active role the US has played in this proxy war is incredible.
https://www.racket.news/p/biden-lied-about-everything-including
Oh, really? Under President Trump?
Unlike everyone else, North Koreans have no choice in the matter. They are modern day slaves.