Leaders from across the European Union held an emergency summit in Brussels to discuss Greenland and, more broadly, their fragile relationship with America.
President Trump, who is scheduled to speak in Davos, Switzerland, on Wednesday, has been heaping dismissive scorn on many of the leaders he will greet there.
Europe’s dependence on the United States for NATO security limits its options. Its strongest response would be a trade “bazooka,” and other options are possible.