Jonathan Eyal Britain's Prime Minister Theresa May has just experienced one of the worst weeks of any British leader in modern times, as Cabinet ministers resigned, lifetime colleagues inside her ruling Conservative party rebelled and Parliament repeatedly inflicted humiliating defeats on her government.

But the stormy week is nothing compared with what awaits Mrs May on Tuesday, when her entire plan for Brexit - as the process of Britain's departure from the European Union is universally known - looks set to be rejected by Parliament, and perhaps put an end to her career.