Texas Sen. Ted Cruz (R) defended President-elect Trump’s threat to impose steep 25 percent tariffs on all goods from Canada and Mexico — two key U.S. allies — pointing out that the remark produced “immediate” action.

The president-elect’s opening salvo in trade and border talks with the United States’ neighbors is casting a harsh light on the North American alliance.

Canada's ambassador to the United States said Sunday that Prime Minister Justin Trudeau was successful in getting President-elect Donald Trump and key Cabinet nominees to understand that lumping Canada in with Mexico over the flow of drugs and migrants into the U.