Trump mocked Carney’s predecessor by calling him Governor Trudeau. He hasn't trolled Carney. But White House Press Secretary Karoline Leavitt said this month that Trump hadn't changed his position that Canada “would benefit greatly by becoming the 51st state.”

Carney, a Harvard-educated technocrat two months into his political career, has capitalized on his image as a steady hand at the tiller in an economic storm.

Prime Minister Mark Carney was recently interviewed by the iconic Nardwuar the Human Serviette about a Toronto band.