Boris Johnson has spent the past week hinting that he'd be prepared to defy an Act of Parliament that would force him to request a third extension to the UK's exit from the European Union. Now, he's challenging the queen to a constitutional duel. The fate of an Australian prime minister 44 years ago suggests that could be a fatal mistake.
The British Prime Minister will refuse to leave office if he loses a vote of no confidence in Parliament, it was reported this week. His office is preparing legal advice that the monarch's constitutional powers wouldn't permit her to sack him.
