"Canadians, we're polite, we're reasonable, but we also will not be pushed around".
The verbal volleys by Navarro and Trump's top economic adviser, Larry Kudlow, picked up where Trump left off Saturday evening with a series of tweets from Air Force One en route to Singapore for his nuclear summit Tuesday with North Korea's Kim Jong Un.
Minnesota trade experts say the Trump tariffs set a bad precedent.
Michael Hayden, the former CIA Director under President George W. Bush and President Barack Obama, blasted President Trump Monday as "unstable" following his actions at the G7 summit in Canada this weekend.
Canadian Foreign Minister Chrystia Freeland responded to the White House comments by saying that Canada will retaliate to US tariffs in a measured and reciprocal way and that Canada will always be willing to talk. Instead of being awestruck by Trump's random bullying of Trudeau, wouldn't North Korea's Supreme Leader be gravely concerned by the temperament of a man he once called a "mentally deranged USA dotard"? If this is how Trump treats his closest allies, why would Kim Jong Un believe anything he hears at the negotiating table this week, especially after Trump has already pulled America out of existing worldwide agreements?
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He left early, chose to walk out of a couple of meetings because he didn't agree with what they had to say, did not attend the discussions on climate change or women's rights, which again, came to no one's surprise, and then of course, he left the entire thing early after getting pissed off at Canadian Prime Minister, Justin Trudeau.
"Our Tariffs are in response to his of 270% on dairy!" the US president tweeted.
There is no obvious precedent for such a coordinated and acerbic series of attacks by White House advisers on a stalwart USA ally.
Some 75 per cent of Canadian exports go to the U.S., making Canada uniquely vulnerable to a United States trade war.
Since Trump's election in 2016, Trudeau has tried to take a conciliatory approach to the populist Republican president and has been careful never to run him down in public.
In response, Trump lashed out on Twitter after the summit, tweeting: "Based on Justin's false statements at his news conference, and the fact that Canada is charging massive Tariffs to our U.S. farmers, workers and companies, I have instructed our U.S. Reps not to endorse the Communique as we look at Tariffs on automobiles flooding the U.S. Market!"More news: Net neutrality rollback: FCC chairman Ajit Pai responds to critics
A theory that Justin Trudeau has fake eyebrows took over the Internet on Monday.
Trump also said he might double down on import tariffs by hitting the sensitive auto industry, throwing the G7's efforts to show a united front into disarray. Its tariff on milk of 270 percent, highlighted by Trump officials, is stupid and indefensible.
Trump has framed the topic of trade agreements as an issue of national security, a stance backed by the advisers he has stocked in his White House, including the new National Security Advisor John Bolton.
On 1 June, the United States imposed a 25% tariff for steel and 10% for aluminium on imports from the European Union (EU), Canada, and Mexico.
They said Trudeau stabbed the president in the back at the meeting.
If these goods that originate in Canada and are eventually sold there without have been substantially worked upon in the United States are taken into account then Ottawa comes out the victor. "But we're getting them worked out, slowly but surely".More news: Everything that happened at Ubisoft's Aisha Tyler-less E3 press conference