Brexit Disarray Returns: Talks About to Fail as May’s Premiership Fades

Workers in protective equipment are reflected in the window of a betting shop with a display inviting customers to place bets on the result of the general election with images of Britain's Prime Minister Theresa May and opposition Labour Party leader Jeremy Corbyn, in London on June 7, 2017. Marko Djurica/Reuters

LONDON—Britain’s tumultuous divorce from the European Union was again in disarray on Friday as last-ditch cross-party talks teetered on the brink of failure in the twilight of Prime Minister Theresa May’s premiership.

Nearly three years after the United Kingdom unexpectedly voted in a referendum to leave the EU, it is still unclear how, when, or if it will ever indeed quit the European club it joined in 1973.