Prime Minister Justin Trudeau kicked off his government’s Canada-U.S. Economic Summit in Toronto on Friday by saying Canada needs both a tactical response to U.S. President Donald Trump’s tariff threats in the short term,

He said a bottom line priority is to end the tariff threat as soon as possible, but also made a strong call to demolish inter-provincial trade barriers and for Canadian business to take better advantage of free-trade deals already inked with “two thirds of the world’s economies.”