British Prime Minister Theresa May on Wednesday offered to quit if her twice-defeated EU divorce deal passes, in a last-ditch attempt to persuade euroskeptics to back it.
Here are some of those who could be in the frame to replace her:
Michael Gove, 51: One of the highest-profile Brexit campaigners during the 2016 referendum, Gove has had to rebuild his Cabinet career after falling early to May in the contest to replace David Cameron, who resigned the day after losing the referendum.