This aerial view shows Alberta's Northland softwood lumber, a Canadian product targeted by US President Donald Trump's tariffs, near Fort McMurray, Alberta, Canada, on May 6, 2026, For much of the past year, Canada's central bank has cited US President Donald Trump's trade policies as the main source of uncertainty for Canada's economy. US tariffs have suppressed Canadian growth, and raised unemployment in targeted sectors like auto, steel, aluminum and lumber. (Photo by Daphné LEMELIN / AFP via Getty Images)