It was Japan's Ministry of International Trade and Industry that temporarily placed the console on an export restriction to anywhere because it's high-speed graphic processing supposedly could be used for missile guidance. It was later allowed for export to the US, Europe, and other allies but still restricted for some countries like Iraq. Did the US lobby for that? Probably but it's weird to word your comment like the US had total over that.
"it opens up new doors for people who prefer using Edge, but cannot be bothered to configure a Microsoft account"
Isn't the point of using an alternative to Google Chrome to specifically not use Google's products?