John Ivison: In a disappointing election night for all, Liberals had the least bad luck

OTTAWA — In early January, internal polling suggested that Justin Trudeau’s Liberals would win just 49 seats and sit in Parliament as the fourth party if a general election was called.

In one of the most stunning comebacks in Canadian political history, Mark Carney’s Liberals powered to victory on Monday, winning an estimated 165 seats in the process (as...