"As Canadians we are polite, we're reasonable, but we also will not be pushed around".
Numerous G7 leaders have been angered by the Trump administration's harsh tariffs on steel and aluminum on national security grounds and the USA leader's shocking claim that Russian Federation - which was kicked out of what was then the G8 in 2014 after its seizure of Crimea - should be permitted to rejoin.
"It's very unfair to our farmers".
French President Emmanuel Macron said he and Trump had "open and direct" discussions, adding that he thought there was a way to get a "win-win" outcome on trade.
Trump met with Canadian Prime Minister Justin Trudeau on Friday evening during the G-7 summit in La Malbaie, Quebec. Afterward, he said that talks had been "extremely productive" on trade and other issues.
But Trump's outburst suggested that any deal had collapsed, and his more or less explicit threat to impose sanctions on imports of cars will outrage his ostensible allies - in particular Germany and Canada who produce many for the large USA market.
The summit is being held in the picturesque Quebec town.
Regardless of the reason behind it, the brief interruption of the working breakfast was slightly disruptive and another sign of political distancing unfolding between the American leadership and those of some other G7 nations.
Canada, Mexico and the European Union also are moving ahead with their own levies on USA goods.
Trudeau's view of how the summit went was a marked contrast to Trump's take.
He rebuked Canadian Prime Minister Justin Trudeau for being "dishonest & weak" and making "false statements".
White House chief economic adviser Larry Kudlow, left, and National Security Adviser John Bolton look on as President Donald Trump speaks during a news conference at the G-7 summit, Saturday, June 9, 2018, in Charlevoix, Canada.
In a statement, The Associated Press reported, a spokesman for Trudeau did not address Trump's tweeted insults.
Even for a presidency as capricious as Trump's, his action marked a new blurring of lines between his personal feelings towards other leaders, and United States government policy. "Because these six represent values, represent an economic market, and more than anything, represent a real force at the global level today".
He later wrote: "Tensions are growing everywhere".
He said while the USA has kept its tariffs low to promote global free trade, other countries have left protectionist policies in place, disadvantaging the U.S.
Cranberries and rice are mostly imported from key states that voted for Trump in the 2016 election.
The EU said it will impose the "rebalancing" tariffs on about $3.3 billion (2.8 billion euros) worth of USA steel, bourbon, agricultural products including sweet corn, orange juice, cranberries and certain clothing made of cotton.