“President Trump is about to take over at one of the most dangerous times in American history,” he said. “We will be best at addressing those threats with allies. Allies are our superpower. And so I wish he would focus on the real threats and not invent threats.”

Trump’s trolling is not the negotiating ploy of “crazy genius,” McFaul said, and will have consequences.

“We’ve got serious enemies and adversaries in the world, and we’re better off with the Canadians and the Danes with us than pissed off with us,” he said.

Indeed, Canadian officials have responded with increasing anger.