Since last year, the European Union has said it won’t renegotiate Theresa May’s Brexit deal. Yet the message doesn’t seem to be getting through in Westminster. All the Conservative Party leadership contenders to replace the prime minister have suggested some kind of changes.

For Brussels, the matter is closed. It has split up the team that negotiated the deal, and sent Sabine Weyand, Michel Barnier’s deputy, to work for another part of the European Commission.