The Danish PM's tour of three capitals betrayed the nervousness felt in Denmark over Trump's repeated comments.

Denmark's prime minister plans stops in Berlin, Paris and Brussels on tour of European capitals as Copenhagen moves to strengthen its presence in Greenland.

Greenland should consider rejoining the European Union for “protection” in the face of U.S. President Donald Trump’s threats to acquire the Arctic island, Danish MEP Morten Løkkegaard said Wednesday. While Løkkegaard said Greenland’s future was ultimately for Greenlanders to decide, he argued it was time for “some kind of new thinking.”

Anders Vistisen, a Danish member of the European Parliament, has told U.S. President Donald Trump to "f*** off" after Trump again expressed interest in purchasing the island of Greenland. Newsweek has contacted the White House for comment via email.

Situated along major shipping routes through the Arctic, Greenland occupies a strategic trade and military position as nations, especially Russia, increase their military presence in the region. The potential for significant oil and gas reserves have been identified by the U.