Nepal, Jan. 24 -- If British political leaders are to have any hope of uniting their bitterly divided country, they will have to lead by example

BRUSSELS - The populist revolts in the United States and the United Kingdom have each reached a critical juncture. At the start of his third year in office, US President Donald Trump is presiding over the longest federal government shutdown in history. Having painted himself into a corner, he remains largely at the mercy of congressional Democrats to negotiate an end to a crisis he created.

Likewise, British Prime Minister Theresa May, having failed to secure parliamentary approval for her Brexit deal, now must negotiate either with the opposition Labour Party or with Tory Brexiteers and the No...