President Donald Trump announced he's adding an extra 10% tariff on Canadian imports over a negative TV advertisement featuring a speech by President Ronald Reagan.

Canada’s Prime Minister Mark Carney said he plans to meet his Chinese counterpart Xi Jinping later this week when both leaders are at a summit in South Korea, aiming to firm-up relations with the world’s second biggest economy while long-standing ties with the US fray.

Canadian Prime Minister Mark Carney says he's setting a goal for the country to double its non-U.S. exports in the next decade, saying Canada’s former strengths based on close ties to the United State

President Trump said he's ending trade talks with Canada over an anti-tariff ad campaign by the province of Ontario that uses Ronald Reagan's voice — leading Ontario to pull the ads after this weekend.

Prime Minister Mark Carney is focusing on what the country can control, including looking for economic partnerships abroad, especially in Asia.

Wealthsimple Financial Corp. raised C$750 million ($536 million) in the latest equity round that would value the financial services firm at C$10 billion, making it one of Canada’s most valuable startups.

CNN's chief data analyst explained why the president's picking of a fight with Canada is "just something totally different."