Alberta Premier Danielle Smith said the oil-producing region could look beyond the U.S. for customers if Trump's tariff threats create uncertainty.

Alberta's Gaming, Liquor and Cannabis Commission has hit pause on buying further machines from the US as Canada's tariffs come into effect.

Donald Trump threatened on Wednesday to escalate a global trade war with further tariffs on European Union goods, as major U.S. trading partners said they would retaliate for trade barriers already erected by the U.