BRUSSELS: EU leaders will rethink their ties with the US at an emergency summit on Thursday after Donald Trump’s threat of tariffs and even military action to acquire Greenland badly shook confidence in the transatlantic relationship, diplomats said. Trump abruptly stepped back on Wednesday from his threat of tariffs on eight European nations, ruled out using force to take Greenland, a semi-autonomous territory of NATO ally Denmark, and suggested a deal was in sight to end the dispute.

Europe is weighing up how to counter the US president's move against some of America's closest allies.

Transatlantic relations aren't broken, though they are damaged. And if Europeans want to try to cut through with Trump, they'll have to stick together, writes Europe Editor Katya…