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Trump says US has struck security agreement with Denmark over Greenland

Published September 19, 2026 · Updated September 19, 2026 · By Daniel Miller - tyunews.com

Foto : Daniel Miller - tyunews.com

U.S., Denmark and Greenland Prepare New Arctic Security Agreement

Tyunews.com – President Donald Trump said Friday that the United States has reached a security arrangement with Denmark involving Greenland, describing it as a deal that would give Washington enduring authority to address American security needs on the Arctic island.

Trump said representatives of the United States, Denmark and Greenland had worked toward an understanding intended to ensure the U.S. can take actions it considers necessary to protect both Greenland and the United States. His announcement did not spell out the exact terms of the proposed agreement.

“At my direction, we worked with representatives of Denmark and Greenland to guarantee that the United States will FOREVER have the complete ability to do what is necessary in Greenland in order to secure and defend the security of Greenland, and the United States of America,” Trump wrote.

Greenland’s government and Danish Prime Minister Mette Frederiksen’s office later said the three sides expect to sign an agreement next week aimed at reinforcing security across the Arctic and North Atlantic. They said the anticipated signing would take place during the United Nations General Assembly, after which the agreement would need to complete required parliamentary procedures before taking effect.

Existing U.S. military access

The United States already has extensive defense access in Greenland through a 1951 agreement. Greenland is a self-governing territory within the Kingdom of Denmark, and its strategic position between North America and Europe has long made it important to transatlantic defense planning.

The existing framework permits the U.S. military to build, install, maintain and operate facilities and equipment on the island. It also allows the United States to station personnel and provide for their health, recreation and welfare. Frederiksen said in January that the agreement already provides the United States with broad access to Greenland.

Trump’s latest statement suggested the new arrangement would go further in defining the U.S. role. He said the deal would prevent American adversaries from establishing bases or military operations in Greenland, or from making sensitive investments there, unless they receive written U.S. approval.

“No U.S. adversary can EVER have a base in Greenland, have a military presence in Greenland, or make sensitive investments in Greenland, without our express written approval,” Trump said.

He also said the United States would immediately begin developing a larger military presence in suitable parts of Greenland. No details were provided on the size of that presence, the sites under consideration, the forces involved or the timetable for construction or deployment.

Denmark stresses sovereignty and self-determination

Frederiksen welcomed the prospect of an agreement that could strengthen shared security interests while maintaining Denmark’s sovereignty and Greenland’s right to choose its own future.

“I am pleased that there is a prospect of a good agreement for Greenland, the Kingdom of Denmark and the United States. An agreement that strengthens our common security in the Arctic and the North Atlantic area and is thus also good for NATO and Europe. And an agreement that at the same time recognizes the sovereignty and territorial integrity of the Kingdom and the right of the Greenlandic people to self-determination,” Frederiksen said.

That emphasis is significant because Greenland’s political status has remained central to discussions surrounding the territory. Greenland manages many domestic matters through its own government, while Denmark retains responsibility for areas including foreign affairs and defense. Any security arrangement involving the island therefore carries implications for Nuuk, Copenhagen and Washington.

The joint statement from Greenland and Denmark offered no further description of the provisions expected to be signed. Its reference to Arctic and North Atlantic security places the planned agreement within the wider NATO security environment, where Greenland’s location is especially important for monitoring and defense across the northern approaches to North America and Europe.

Months of tension over Greenland

The announcement follows months of increasingly forceful language from Trump about Greenland. He has repeatedly raised the prospect of taking over the territory, remarks that generated unease among European allies and concern within Greenland.

Public opposition to the idea has been visible in Greenland, including demonstrations in Nuuk where people carried Greenlandic flags in protest of Trump’s stated interest in acquiring the island. The issue has also strained relations between Washington and European governments that view Greenland as part of the Danish kingdom and insist that its people have the right to self-determination.

The proposed security deal could become an important test of whether the three parties can expand defense cooperation while preserving those principles. Its practical impact will depend on the final language, the parliamentary process and how Washington, Copenhagen and Nuuk define responsibilities for military access, investment screening and regional security.

For now, the central details remain undisclosed. Trump has presented the arrangement as a comprehensive answer to U.S. concerns, while Denmark and Greenland have framed it as a cooperative security measure for the Arctic and North Atlantic that also respects the territorial integrity of the Kingdom of Denmark.

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