U.S. President Donald Trump, Danish Prime Minister Mette Frederiksen and Greenland Prime Minister Jens-Frederik Nielsen signed a new security agreement concerning Greenland on Tuesday on the sidelines of the United Nations General Assembly in New York.

The agreement expands the United States’ military and security presence in strategically important Greenland while reaffirming the island’s sovereignty as part of the Kingdom of Denmark. The deal follows months of negotiations between Washington, Copenhagen and Nuuk.
Under the agreement, the United States will gain broader military access to Greenland. Reuters reported that the arrangement includes plans for an expanded U.S. presence at Narsarsuaq in southern Greenland and Mestersvig on the island’s east coast.
The deal also builds on the longstanding defense relationship between the United States, Denmark and Greenland. Denmark has emphasized that Arctic security will remain a shared NATO responsibility rather than being handled solely by Washington and Copenhagen.
Greenland takes center stage in Arctic security

Greenland has become increasingly important in Arctic security due to its strategic location between North America and Europe. The region has also drawn growing attention amid competition over military access, shipping routes and natural resources.

The agreement comes after months of tensions sparked by Trump’s push for greater U.S. control over Greenland. The new arrangement leaves Greenland within the Kingdom of Denmark while expanding Washington’s defense role on the island.
Frederiksen and Nielsen have emphasized Greenland’s sovereignty and right to self-determination, while the agreement places greater focus on NATO’s role in Arctic defense.