Trump made it clear that he was "serious" about acquiring Greenland, but Danish PM Mette Frederiksen rejected the idea outright, stating Denmark was not interested in "selling" the mineral-rich island.

President Trump reportedly held a “fiery” call with Denmark’s Prime Minister Mette Frederiksen over the president’s insistence that U.S. control of Greenland is necessary for American national security.

Donald Trump insisted he was serious in his determination to take over Greenland in a fiery telephone call with Denmark’s prime minister, according to senior European officials.