Editor
Boris Johnson dramatically quit as prime minister after a mass walkout of MPs finally sealed his fate, signalling an end to one of the most divisive and turbulent periods in British politics.
In a speech outside Downing Street on Thursday that was tinged with bitterness, he blamed ministers for turning on him but expressed neither regret nor contrition for his mistakes.
The abrupt denouement kicked off a scramble among contenders to take over…
