PARIS (Reuters) - Canadian Prime Minister Justin Trudeau said on Tuesday that Canada would seek to highlight the negative impact of the United States' steel and aluminium tariffs and that - if needed - the response from Canada would be firm and clear.

Prime Minister Justin Trudeau says his government will work to convince the administration of U.S. President Donald Trump his promised tariffs would have a negative affect on both countries.

Canadian Prime Minister Justin Trudeau told a business gathering on Friday that US President Donald Trump’s threat to annex Canada “is a real thing,” two Canadian business leaders who were at the meeting confirmed to CNN.

Prime Minister Justin Trudeau, in a talk with business leaders, said Canada’s wealth of critical minerals are behind Mr. Trump’s comments about making its northern neighbor a U.S. state.

President Donald Trump said he is serious about his plans to make Canada the 51st state during an interview that aired before Sunday night’s Super Bowl. “Yeah, it is,” he replied when asked by Fox News host Bret Baier if his “wish” for Canada to join the United States was a “real thing”—as Canadian Prime Minister Justin Trudeau recently warned a group of businessmen.

Trump says 25 per cent steel and aluminum tariffs coming U.S. President Donald Trump said he will formally announce 25 per cent tariffs on all steel and aluminum imports on Monday, including for Canada and Mexico.

"It's clear to us that just the threat of tariffs are having impacts here in Canada, and they are already driving up costs for US consumers if tariffs actually show up and come in

U.S. President Donald Trump is set to announce a 25 per cent tariff on all steel and aluminum imports on Monday, including those from Canada. Trump, once again, expressed a desire to make Canada the 51st state.