The U.K. Election: You Can’t Be Serious
A Conservative win in the U.K. shows how the modern populist formula works. Americans beware.

Two days before Britons elected a new parliament, Prime Minister Boris Johnson drove a bulldozer through a wall in Stafford, England. It was a stunt. The wall was made of Styrofoam bricks, with the word “gridlock” printed across it. Printed…