Boris Johnson has been warned he could trigger the “gravest” constitutional crisis since Charles I if he refused to resign after losing a vote of no confidence, as a prominent businesswoman threatened a judicial review.

'We're going to be depriving ourselves of a lot of information that we will be spending the next few years trying to find out by other means'

Lady Sugg hands in resignation after overseas aid cut by a third.

Former PM in four-letter tirade against Sunak’s new Brexit deal.

Former European trade commissioner Peter Mandelson said trying to circumnavigate Brussels was always going to backfire.