Canada has responded to Donald Trump's tariffs with a set of taxes of their own, accusing the US President of "disrupting a successful trading relationship." Trump's new 25 per cent tariffs on imports from Mexico and Canada took effect on Tuesday.

Canadian Prime Minister Justin Trudeau announced 25% tariffs on U.S. goods in response to President Donald Trump's tariffs on America's northern neighbor.

If President Trump's tariffs against Canada take effect, Canadian Prime Minister Justin Trudeau said the U.S. would immediately face a raft of countermeasures on Tuesday. Why it matters: Trump's comments Monday that he would impose 25% tariffs on Canada and Mexico sent markets sliding amid fears it could start a trade war,

Canadian Prime Minister Justin Trudeau announced on Monday night that his country will retaliate against the U.S. if President Donald Trump goes through with his plan for tariffs on Canadian goods, which are set to take effect at 12:01 a.

President Donald Trump's broad tariffs on imported goods from Mexico and Canada went into effect on Tuesday, along with increased duties on goods from China.

Prime Minister Justin Trudeau will address the country Tuesday morning, just hours after U.S. President Donald Trump’s executive order hitting Canada and Mexico with 25 per cent tariffs took effect. The order from Trump came into effect at 12:01 a.

As Donald Trump's tariffs on Canada are set to activate, Canadian Prime Minister Justin Trudeau said he would respond promptly with tariffs for America. Canada Prime Minister Justin Trudeau said Monday that “there is no justification” for Trump’s tariffs.