Interest in buying Greenland has "popped up from time to time in American politics," Tom Høyem, Denmark's former minister to Greenland, told ABC News in an interview.

The eyes of the world are on this Arctic island, thanks largely to U.S. President Donald Trump. In Greenlandic politics and media, in the pubs and coffee bars, and on social media, the conversation is about the island’s future.

Sasha Buchert, a senior attorney at Lambda Legal who represented plaintiffs who sued and temporarily blocked a similar order in 2017 in the first Trump administration, called the new order “cruel” and said it “compromises the safety of our country.”