What happens if Harry gets kicked of of the US?

Royal Insider Deep Crown says, "The idea of an 'escape route' back to the UK is an intriguing one. It would certainly provide a safety net of sorts, a way to retreat from the pressures of their new life if things get too intense. But would Meghan be willing to make that leap? Would she be able to adapt to the constraints of royal life once again, after fighting so hard to break free?"