Every bank either is a subsidiary of a US bank, or has a US subsidiary, or has a partnership of some sort that's close enough to do business that involves the U

Every bank either is a subsidiary of a US bank, or has a US subsidiary, or has a partnership of some sort that's close enough to do business that involves the US. So if the US wants to push a bank around, it can. Of course, such pushes do not generate goodwill and friendship.