Denmark says it will summon the U.S. ambassador after President Trump appointed a special envoy to Greenland, the Danish autonomous territory he has often expressed interest in.

President Donald Trump reasserted on Monday that the United States needs Greenland for its national security and said a special envoy he appointed to the Arctic island would "lead the charge."

“The appointment confirms the continued American interest in Greenland. However, we insist that everyone – including the U.S. – must show respect for the territorial integrity of the Kingdom of Denmar...