But European Council President Donald Tusk was more direct in anticipating that Trump may have designs on sowing discord, delivering a stinging warning to the visiting Americans president. "But other presidents never did anything about it because I don't think they'd up it or wanted to get involved", Trump said.
He vowed not to be "taken advantage" of by the European Union, which he accuses of freeloading by relying on the United States for its defence while blocking U.S. imports into the bloc, the world's biggest market.
Trump said before leaving Washington that his meeting in Helsinki with Russian President Vladimir Putin next Monday "may be the easiest" part of his European tour, which also includes a trip to Britain, where the government is in crisis over Brexit. And I would not be surprised if we have robust discussions.Including on defence spending.
The summit is seen as one of the most hard in years amid fears that Trump will turn even more hostile about an alliance that has underpinned European security for 70 years.
United States puts fierce squeeze on breastfeeding policy, shocking health officials
The WHO has long advocated exclusive breastfeeding until six months of age, and partial breastfeeding for up to two years or more. After this period of confusion, Russian Federation actually ended up introducing a resolution about breastfeeding.
The EU president then directly addressed Trump, "who for a long time now has been criticizing Europe nearly daily for, in his view, insufficient contributions to the common defense capabilities, and for living off the United States".
Trump has ramped up his rhetoric ahead of the talks - including in three separate tirades on Twitter on Monday and Tuesday - making the summit one of the most hard in years for the military alliance that has underpinned European security since World War II.
Trump's criticism might put further strain on the relationship between the Western allies, especially following last month's turbulent G7 meeting.
"So we're protecting Germany, we're protecting France, we're protecting all of these countries and then numerous of these countries go out and make a pipeline deal with Russia where they're paying billions of dollars into the coffers of Russia", Trump said.
North Atlantic Treaty Organisation is the foundation of American military strategy and foreign policy and Trump appears ready to destroy it to forge a relationship with the Russian dictator who he idolizes, Wilson said.
Tropical Depression forms to the west
A tropical depression is a low-pressure system with thunderstorms that produce maximum winds of about 39 miles per hour. The NHC forecasts the storm to meander off the coast for the next several days and accelerate northeast on Tuesday.
"Donald Trump is signaling that unless he gets his cut of the vig on this thing he's going to walk away on this alliance". "NATO has not treated us fairly but I think we will work something out". Mr Trump's campaign team remains under investigation for possible collusion with Moscow to secure his victory over Hillary Clinton.
Mr. Tusk chided Mr. Trump while the president was en route to Brussels.
Still they're trying, mostly, to be hospitable this week. "Who would think?" he told reporters.
"The President of the United States is irrational and unconvinced of the value of the transatlantic alliance", Marcel Dirsus, political scientist at the University of Kiel, says.
The EU is America's biggest export market, taking $501bn (£378bn) in goods and services in 2016, the latest year recorded by the Office of the US Trade Representative.
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The reaction from past and future opponents in Russian Federation has perhaps not been so positive. It's game management, it's being clever".
"The notion that America First Trump so obviously supports Brexit and one of its populist proponents is bound to give real pause for a lot of people, who are likely to conclude that if it's that great for the US, then it will be at the expense of the U.K". After locking horns over tariffs and trade at the G7 summit in Canada in June, the United States president left the meeting and immediately withdrew his endorsement of the joint communiqué en route to Singapore to meet with dictator Kim Jong Un.