Threats by President-elect Donald Trump to impose U.S. tariffs on its immediate neighbors appear to have created a split between Canada and Mexico, after Canadian officials said problems with the two countries' borders were not comparable.

Canadian officials are stepping up border security "in a visible and muscular way" following Prime Minister Justin Trudeau's meeting with President-elect Trump, a top Liberal government minister who attended the talks said Sunday.

The Canadian government of Prime Minister Justin Trudeau will bolster border enforcement, a top official of his administration said, following the Liberal leader's meeting with Donald Trump in Florida last week.