One of four Canadian cabinet members who are stepping down said on Friday that he has confidence in Liberal Prime Minister Justin Trudeau, and he played down polls predicting the Liberals will badly lose in the next election.

Trudeau could decide to fight the next election, lose, and like the old Roman general, be carried out on his shield. But there is a risk of serious and potentially even fatal consequences for Canada of a decision by Mr. Trudeau to go out on his shield

Khalistani separatism on Canadian soil has long been Trudeau’s blind spot. More than a year after he first alleged Indian government links to the Nijjar murder, what explains this week's escalation?