It is hard to find any precedent for the path that he has chosen. What furies drive him? Why this frantic activity?
Even the near threat of such an outcome could outscale 16th September 1992 many times over in terms of setting political perceptions.
If anything is put to the Commons at all before exit day, it will be a Heads of Agreement plan. The most likely consequence of its rejection would be the re-invention of transition.
It backed nationalisation in the ’40s. It opposed Thatcher’s economic policy in the ’80s. It supported the Euro in the ’90s. And now it wants Single Market membership.