Denmark is increasing military spending in the North Atlantic amid President Donald Trump’s bid to have Greenland sold or ceded to the United States.

Denmark's Prime Minister Mette Frederiksen said on Tuesday following a meeting with French President Emmanuel Macron that political leaders in Europe and beyond have given full backing to maintain respects for international borders.

The poll, which surveyed 497 Greenlandic citizens, revealed that 45 percent of respondents said they view Trump's interest in their territory as a threat, while only 8 percent would accept a U.S. passport if given the choice between American and Danish citizenship.

Trump’s bid for the Arctic territory was laughed off as a joke. Now, it’s gaining traction and provoking jitters in Europe.

Frederiksen will meet German Chancellor Olaf Scholz in Berlin, French President Emmanuel Macron in Paris and NATO Secretary-General Mark Rutte in Brussels, during a whirlwind day of international diplomacy as Trump threatens to upend the polar security architecture.

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.

Danish Prime Minister Mette Frederiksen on Tuesday said she had received strong support from Europe as she sought backing to counter US President Donald Trump's threats to take over Greenland. Following a meeting with French President Emmanuel Macron,

Denmark’s prime minister is on a tour of major European capitals as the continent faces what she called “a more uncertain reality” and her country moves to strengthen its military presence around Greenland.

US President Donald Trump has already reignited his interest in acquiring Greenland while claiming that the US will eventually secure the mineral rich island for sure, reported Daily Star.According to Daily Star,

The Danes have not asked for it, but the Dutch Cabinet still wants to “express solidarity with Danish Prime Minister Mette Frederiksen,” said Caspar Veldkamp (Foreign Affairs) in a parliamentary debate on the upcoming EU formal summit.

US President Donald Trump is serious about seeking to buy Greenland, Secretary of State Marco Rubio said on Thursday, after Denmark was rattled by his threats to take over the autonomous Danish territory.