Trump said he would send a ship to Greenland, hours after Denmark's Joint Arctic Command evacuated a crew member who required urgent medical treatment from a U.S. submarine.

Denmark and its territory Greenland on Saturday rejected Donald Trump's offer to send a naval hospital ship to the Arctic island coveted by the US leader.

Denmark’s military says its arctic command forces evacuated a crew member of a U.S. submarine off the coast of Greenland for urgent medical treatment.

President Trump said Saturday that he was dispatching a hospital boat to Greenland shortly after news broke that Denmark’s Joint Arctic Command evacuated a crew member from a US Navy submarine. Danish defense minister Troels Lund Poulsen publicly claimed that his government had not been briefed on Trump’s plan and that there was “no need for special health care efforts” in Greenland.

Trump’s reference to a hospital ship came after Denmark’s military said its arctic command forces on Saturday evacuated a crew member of a U.S. submarine off the coast of Greenland for urgent medical treatment.

Denmark's military has conducted an urgent medical evacuation of a United States submarine crew member off the coast of Greenland. The operation, confirmed by the Danish Joint Arctic Command on its Facebook page,