Trump set to sign Greenland security deal with Denmark and Greenland

Tuesday 22 September 2026 - 14:04

By: Azzat Manal

Trump set to sign Greenland security deal with Denmark and Greenland

U.S. President Donald Trump is set to sign a new security agreement with Denmark and Greenland on Tuesday, September 22, aimed at strengthening military cooperation in the Arctic while keeping Greenland under Danish sovereignty. The agreement is expected to expand the U.S. military presence on the strategically important island without transferring ownership or territorial control to Washington.

The agreement will be signed in New York on the sidelines of the United Nations General Assembly by Trump, Danish Prime Minister Mette Frederiksen and Greenlandic Prime Minister Jens-Frederik Nielsen. The signing ceremony is scheduled to take place at the UN headquarters at around 10:30 a.m. local time, according to the Danish government.

Copenhagen has emphasized that the arrangement recognizes the sovereignty and territorial integrity of the Kingdom of Denmark, as well as the Greenlandic people's right to self-determination. Frederiksen has repeatedly rejected any transfer of sovereignty while supporting closer cooperation with the United States and NATO on Arctic security.

The agreement comes after months of tension surrounding Trump's interest in Greenland. The U.S. president has previously argued that Greenland is strategically important to American national security and has called for greater U.S. control over security matters on the island. Denmark and Greenland, however, have maintained that the territory is not for sale and that decisions about its future belong to Greenland and Denmark.

Under the new arrangement, the United States is expected to increase its military footprint in Greenland. Reuters reported that two additional sites are involved: Narsarsuaq in southern Greenland, where the United States operated a Cold War-era base, and Mestersvig in eastern Greenland, currently used by Danish forces. The existing U.S. military presence at Pituffik Space Base would remain part of the broader security framework.

The agreement also places greater emphasis on NATO's role in Arctic security. Denmark has presented the arrangement as a way to strengthen collective defense in the region rather than creating a security structure controlled exclusively by Washington and Copenhagen. The Arctic has become increasingly important for NATO because of its geographical position, military significance and growing geopolitical competition.

Greenland's strategic importance extends beyond defense. The island is located between North America and Europe and possesses significant mineral and natural-resource potential, while its position gives it importance for Arctic shipping routes, surveillance and broader security planning. These factors have contributed to growing international attention toward the region.

The full legal text and detailed provisions of the agreement were not publicly available before the signing. The arrangement is also expected to require the relevant national parliamentary procedures before entering into force, according to the Danish government.

The agreement therefore represents a new stage in U.S.-Danish and transatlantic cooperation in the Arctic. While it is designed to expand American military access and strengthen regional security, Greenland's status within the Kingdom of Denmark and the principle of self-determination remain central elements of the framework announced by Copenhagen.