Denmark's Prime Minister Mette Frederiksen called business leaders to a meeting on Thursday after U.S. President-elect Donald Trump last week refused to rule out military or economic action to take control of Greenland.

The U.S. ally is signaling its willingness to negotiate military and economic matters related to the island but not to sell it.

One European diplomat told Axios that Denmark was widely seen as America’s closest ally in the European Union, and that no one could have imagined it’d be the first Trump would pick a