LONDON—British Prime Minister Boris Johnson played an elaborate game of bluff to strike a Brexit deal with Europe. He is now trying to finish his gambit on the home front. To unblock an impasse that has threatened all year to plunge the U.K.’s departure from the European Union into chaos, Mr. Johnson used a high-risk approach. He threatened both the EU and British lawmakers with consequences that weren’t in his control, and offered concessions that the U.K. previously hadn’t dared to.

Source: Wall Street Journal October 21, 2019 11:15 UTC