Canada’s premiers travelled to Washington, D.C. to negotiate with Republican senators, lawmakers and business groups in the hopes of persuading U.S. President Donald Trump to rescind his pledge to impose crippling tariffs on Canadian imports. “If we don’t make a deal with Canada, we’re going to put a big tariff on cars. “I think we can make a deal on steel and aluminum by making very much the same argument that I’ve been making on energy and critical minerals.