As Donald Trump strode, behind schedule, into Davos this week, it felt as though most of Europe was holding its breath, waiting to discover what the most powerful man in the world would do about Greenland. He was accompanied by, it is reported, the largest US World Economic Forum delegation to date, making the point that they were there to shake up the established world order. As US secretary of commerce Howard Lutnick put it in the FT: “We’re not going to Davos to uphold the status quo.