Ontario Finance Minister Charles Sousa
Ontario Finance Minister Charles Sousa appears on Question Period in an interview for Sunday, Jan. 8, 2017.

Ontario’s finance minister is warning any Canada-U.S. trade war would hurt the American economy and risk America’s export market.

Charles Sousa says Ontario is a major buyer of American goods, with its auto sector intricately linked to that of the U.S.

“[The Americans] need that relationship to exist for their very manufacturing base,” Sousa said in an interview with Evan Solomon, host of CTV’s Question Period.

“And I believe that’ll be very clear… They rely heavily on us as well.”

Canada is the top export destination for 35 American states.

Canadian fears of trade trouble are ramping up as U.S. president-elect Donald Trump’s Jan. 20 inauguration day approaches. Canada and the U.S. were already well down the path to a softwood lumber dispute, missing several deadlines to reach a new deal following a decade of relative peace in the sector.

Trump promised during his election campaign to throw out the 12-country Trans-Pacific Partnership agreement, of…