She said that 'a list of products worth 200 billion Canadian Dollars ($139bn) would send a message to the US about the hard tariffs would cause them.'

Trump has said he will use economic coercion to pressure Canada to become the nation’s 51st state. He continues to erroneously cast the U.S. trade deficit with Canada — a natural resource-rich nation that provides the U.S. with commodities like oil — as a subsidy.

Canada Liberal Leadership Candidate Chrystia Freeland says Canada should respond now to President Donald Trump's threat of tariffs. She says a list of possible tariffs Canada could impose on the US should be published.