http://www.politicususa.com/2017/08/09/european-officials-unstable-trump-obsessed-barack-obama.html
"They also believe Trump’s foreign policy is chiefly driven by an obsession with unravelling Barack Obama’s policies. “It’s his only real position,” one European diplomat said. “He will ask: ‘Did Obama approve this?’ And if the answer is affirmative, he will say: ‘We don’t.’ He won’t even want to listen to the arguments or have a debate. He is obsessed with Obama.” The officials also described meetings between Trump and other world leaders as useless because Trump doesn’t know anything, and all he does is bombard the world leader with questions about their GDP."