Basically the title.
I have seen the EU-OS/Suse discussions for some months now. However, Ubuntu/Arch/Fedora are extremely mature projects. So competing against them will be hard.
I want to know how realistic the scenario (described by the question) is.
Redhat Inc is in the US, but Redhat Ltd is Europe (and more I think). I don’t know what would happen if the parts of the company had to take different paths for a while. I would assume all the non-US stuff would want to keep making money while the US slogs through crazy…