The Russian Foreign Ministry's spokeswoman said Ukrainian refugees in Denmark could guard Greenland should Danish troops be deployed as peacekeepers in Ukraine.

"If it comes to the point where a European presence is needed for a ceasefire or peace agreement to be reached, then Denmark is in principle prepared for that," Foreign Minister Lars Lokke Rasmussen said.

It is important that we in Europe send the right signals—to Russian dictator Vladimir Putin and to Washington,” Danish public broadcaster DR quoted Rasmussen. “If it comes to a point where a European presence is required to secure a cease-fire or finalize a peace agreement,