"They should let Russian Federation come back in because we should have Russian Federation at the negotiating table", he said.
Trump's comments throw another wrench into the Group of Seven gathering underway in a scenic region just north of the ME border.
"Looking forward to straightening out unfair Trade Deals with the G7 countries", Trump tweeted.
The statement also criticized the USA decision to pull out of the Iran nuclear deal and said they would endeavor to keep it alive and ensure further trade with Iran.
In one of today's postings, Trump says he is heading to Canada for G7 talks that will mostly centre on the longtime, unfair trade practices aimed at the United States. "I have been Russia's worst nightmare", Trump said, in apparent reference to accusations that he has been soft on Moscow.
"Russia is focussed on other formats, apart from the G7", Kremlin spokesman Dmitry Peskov said in a brief statement reported by the government-controlled Sputnik news agency. She listed the reasons why the G7 yanked Russia's invitation to the club in 2014, including its invasion of Ukraine, the annexation of Crimea and the recent chemical weapon attack on a former Russian spy and his daughter in the British town of Salisbury.
The White House announced his travel plans after Macron and Canadian Prime Minister Justin Trudeau signalled they will use the event to take a stance against new U.S. tariffs on steel and aluminium imports.
Prior to leaving Washington, Trump appeared unenthusiastic about the summit, complaining to aides about having to attend, particularly with his Singapore sit-down with Kim right around the corner.
Trump's suggestion was welcomed, however, by new Italian Prime Minister Giuseppe Conte, who tweeted: "Russia should re-enter the G8".More news: 'Earliest animal fossil footprints discovered in China'
More news: Apple targeted in class action against faulty watch screens
More news: Trade spat looms as Trump heads for hostile G7
Mrs Merkel said it was too soon to say whether leaders would issue a common communique at the summit because the leaders had not yet addressed trade and climate.
This U.S. President doesn't count old U.S. friends as allies. "On issue after issue, he's failed to do that", Schumer said.
Russian Federation is willing to enhance cooperation with China in areas of economy, trade, investment, energy and infrastructure, he said.
Trump's call for Russian Federation to be readmitted to the G7 came amid increasing tensions between the US and key allies, as well as the president's increasingly warmer stance on Russian Federation. "The rules-based global order is being challenged", Mr. Tusk said.
President Putin likewise praised the ever more intensified trading relations between the two countries and in particular spoke of the importance of this years ratification of a China-Eurasian Economic Union free trading agreement that will come into effect in 2019.
Sebastian Mallaby, a senior fellow with the Council on Foreign Relations, described the relationships between the United States and the rest of the G7 as at a "new level of crisis", saying that it was not just about trade but "a general USA attitude toward the system". Trump is set to hold a series of group and one-on-one meetings, including with Trudeau and Macron.
A year ago at the G7 summit in Italy, Trump and his officials balked at some of the language relating to global efforts to address climate change - the leaders could not produce a consensus statement that Trump would sign - a move that foreshadowed his eventual withdrawal from the Paris climate change accord a week later.
Experts said the award was a clear sign that both countries were growing closer amid increasing pressure from the US.
Trump has made no secret of his reluctance to come to the Charlevoix summit, and now plans to leave the G7 a few hours early Saturday, after a breakfast with a gender equality advisory council, missing sessions on plastic pollution of the oceans climate change and energy policy.