Swiss & Monaco regulated industries can't use US models, nor clouds legally. Not just banking, there is a large part of business data holding identifiers that can't cross borders, military can't be too dependent on foreign hostile powers. If they would be purchasing, they would go for such tailored solution. Things like that add up.

Some of the use may be legal requirement, some is sponsored (as I would expect French government to do, to some extent EU), some are simply moral moves from >95% of the mankind not living in US who watch the news at least a bit. US isn't that big in many regards and its actively harming its reputation daily to the point there is little left.