Greenland is not for sale and U.S. President Donald Trump’s idea of buying the semi-autonomous Danish territory in the Arctic from Denmark is “an absurd discussion,” Denmark’s prime minister said.

Mette Frederiksen, who was visiting the world’s largest island to meet Premier Kim Kielsen, told reporters: “Greenland is not Danish. Greenland is Greenlandic. I persistently hope that this is not something that is seriously meant.”