NATO Secretary-General Mark Rutte and Danish Prime Minister Mette Frederiksen agreed at a meeting on Tuesday that allies need to focus on strengthening defences in the Arctic, a source familiar with the talks told Reuters.

Denmark's sovereignty is an "essential issue" for the EU, the European Council President said in an interview on Wednesday, as U.S. President Donald Trump continues to express interest in claiming Greenland for the United States.

The prime minister does a European tour while announcing more spending on security around the island, following President Trump’s stated desire to have Greenland, a semiautonomous Danish territory, as part of the U.

Denmark's defense minister has announced a deal with the governments of the Faroe Islands and Greenland to boost surveillance capacity and sovereignty assertion. The move comes as the US, Russia and China circle.

NATO Secretary-General Mark Rutte and Danish Prime Minister Mette Frederiksen emphasized the need for stronger Arctic defenses during their meeting on Tuesday, a source told Reuters. Both leaders agreed that all

Mads Petersen, owner of Greenland-based startup Arctic Unmanned, sat in a car to keep warm while he tested a small drone at minus 43 degrees Celsius (minus 45 degrees Fahrenheit).

Faced with increasing pressure from President Donald Trump to hand over the strategically important island of Greenland to the U.S., Denmark has announced plans to beef up its military presence there.

Denmark's prime minister says she has received strong backing from Europe amid President Trump's threats to take over Greenland. Ahead of her meeting with NATO chief in Brussels, Mette Frederiksen emphasised there was no reason to believe that there is any military threat to Greenland or Denmark.

Russia and China have stepped up military activity in the Arctic, while NATO states in the region are reporting more acts of sabotage on energy and communications lines. President Donald Trump has recently revived U.

Greenland, a strategically important Arctic island, has gained international attention after President Trump declared his intention to buy it.

The renewed effort to beef up Arctic capabilities follows a flurry of comments from US President Donald Trump threatening to buy Greenland and increase tariffs on Danish goods.