The U.K. government’s pratfalls over Brexit show one thing still unites London with the continent: the growing difficulty of governing Western European nations in which new schisms have made it hard to find a majority for any way forward.

British Prime Minister Theresa May’s decision to delay a parliamentary vote on her withdrawal deal with the European Union, and avoid a humiliating defeat on Tuesday that could have brought her down, sets up the tensest weeks for Brexit since Britons voted to leave the EU in 2016.