Denmark and Greenland insist that the mineral-rich island is not for sale, while President Trump has not ruled out taking it by military force even though Denmark is a NATO ally.

Denmark’s Prime Minister Mette Frederiksen weighed in on the report that the United States has stepped up its spying efforts on Greenland, telling The Associated Press that “you cannot spy against

Danish Prime Minister reacted to reports that the Trump administration has stepped up intelligence gathering on Greenland: "You cannot spy against an ally"