Canadian Prime Minister Justin Trudeau vowed afterwards to press ahead with retaliatory tariffs on 1 July. "It's a lovely evening, a great weekend". The United States and Japan, however, did not sign the charter.
Officials from European delegations quickly leaked copies of the joint statement to AFP, and it was published online moments before Trump tweeted.
Just hours ago, President Donald Trump was tweeting about the "great meetings and relationships with the six Country Leaders".
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 U.S. market.
The U.S. President Donald Trump was at odds with the other world leaders at the G7 Summit.
During his press conference on Saturday, Trump warned foreign countries not to retaliate against the USA tariffs.
President Donald Trump has forced the nation's top trading partners to realize that "the era of American complacency in the worldwide marketplace is over", White House Trade Council Director Peter Navarro said Saturday.
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The summit came during an ongoing trade dispute with China and served as a precursor to the unprecedented meeting with Kim, in which Trump has sought to extend a hand to the Asian autocrat who has long bedeviled the worldwide order.
President Donald Trump warned trading partners not to retaliate against US duties on steel and aluminum imports, before departing from the Group of Seven summit in Quebec on Saturday.
They should let Russian Federation back in.
"If they retaliate they are making a mistake because.they do so much more business with us than we do with them that we can't lose that".
The president said the USA was "pretty close" to reaching an agreement on the North American Free Trade Agreement with Canada and Mexico and had discussed two types of sunset provisions in which any of the countries could leave the deal.
"We are focused on everything we accomplished here at the G7 summit", the statement, released by Cameron Ahmad, said.
"It is not something we are even remotely interested in looking at, at this time", he said.
Japan: The U.S. trade deficit was $70 billion past year - and for every vehicle America exports to Tokyo, Japan sends more than 100 to the U.S. The country also has a complex regulatory system that makes it tough to sell American autos in Japan.
According to reports, the other leaders were taken aback by the suggestions and not sure how serious Trump was about it. He says "we're not looking to play games". "And that ends", Trump said.
Trump came out swinging in his news conference, repeating his view that America has always been cheated by its friends.