In June 2016, the Brexit referendum alerted us all to the rising power of populism and signaled that Donald Trump had a real chance of winning. Visiting Britain now on the eve of its general election, I felt I caught another glimpse of where politics is headed in advanced democracies. Democrats facing a resurgent Trump this fall should pay close attention.

No matter what poll you look at, the ruling Conservative Party appears headed for a catastrophic defeat. One poll in particular has captured everyone’s attention. Conducted by Savanta for the Telegraph, it predicts that Labour will beat the Conservatives (also known as the Tories) by 21 points. The polling firm’s analysis suggests Labour could win more than 500 seats (out of 650 in the House of Commons), with the Conservatives getting barely 50.

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