Helping Ukraine defend against Russian aggression should be Europe’s “No. 1 priority,” Mark Rutte, the secretary general of NATO, said in Davos.

NATO chief Mark Rutte said Wednesday "thoughtful diplomacy" was needed to deal with tensions over Greenland, as President Donald Trump headed to Davos pushing US claims on the territory.

“It was hard to imagine before that such a thing could happen,” Foreign Minister Sergey Lavrov said at a news conference, noting it could create a scenario in which “one NATO member is going to attack...

France is calling for a NATO exercise in Greenland and is willing to participate in one, Élysée presidential palace sources said on Wednesday morning.

Trans-Atlantic Tensions: President Trump is expected to speak on Wednesday at the World Economic Forum in Davos, Switzerland, as his aggressive push to acquire Greenland and threats of new tariffs strain U.S.-European ties. NATO’s secretary general and the leaders of Spain and Finland will also address the gathering. Read more ›

US president Donald Trump has doubled down on his threats to take control of Greenland, saying on social media that there is "no going back" and that "Greenland is imperative".

Trump has intensified his push to wrest sovereignty over Greenland from fellow NATO member Denmark, prompting the European Union to weigh hitting back with its own measures.