The Plain Record

Neutral daily news — clear headlines, complete facts.

National

United States Reaches Security Agreement for Greenland

President Trump announced a deal regarding U.S. security in Greenland, which includes permanent U.S. access and overflight rights while blocking bases for non-NATO members.

Background: The Insurrection Act, explained: when a president can deploy troops inside the United States

By The Plain RecordUpdated September 19, 2026 at 6:42 PM EDT
Published September 18, 2026 at 7:20 PM EDT

The short answer

President Trump announced a deal regarding U.S. security in Greenland, which includes permanent U.S. access and overflight rights while blocking bases for non-NATO members. President Donald Trump announced on Friday that the United States has reached an agreement regarding security and other requirements in Greenland.

Updates (2)

  • Update — September 19, 2026 at 6:42 PM EDT: President Trump announced a deal for what he described as permanent control of Greenland's security, though critics say it mirrors existing 1951 treaty terms.
  • Update — September 19, 2026 at 8:42 AM EDT: The U.S., Denmark, and Greenland announced a security pact granting the U.S. permanent military access and the ability to block certain foreign investments in the territory.
United States Reaches Security Agreement for Greenland

The Facts

Who
President Donald Trump, Danish Prime Minister Mette Frederiksen, and Greenlandic Prime Minister Jens-Frederik Nielsen.
What
A security agreement between the U.S., Denmark, and Greenland granting the U.S. permanent access and overflight rights.
When
Friday
Where
Greenland
Why
The deal seeks to boost U.S. presence in the Arctic and restricts foreign adversaries from investing in or building bases on the island.

President Donald Trump announced on Friday that the United States has reached an agreement regarding security and other requirements in Greenland. The governments of Denmark and Greenland confirmed the deal, which followed prior efforts by Trump to increase U.S. influence over the Danish-controlled territory. While specific details were not fully disclosed, officials indicated the agreement does not appear to involve an outright U.S. takeover of the island.

The Arctic island has hosted a U.S. military base on its western coast since the 1950s. In January, Trump stated that he and NATO Secretary-General Mark Rutte had established a framework for a future Greenland agreement. Danish Prime Minister Mette Frederiksen said the new arrangement recognizes the sovereignty of the Kingdom of Denmark and the right of the Greenlandic people to self-determination.

A State Department official told CBS News the agreement guarantees the U.S. permanent access and overflight rights, which could lead to an increased number of military bases. The official stated the deal blocks non-NATO members from building military bases and prevents U.S. adversaries from making sensitive investments in the territory. These terms are intended to remain in effect even if Greenland were to become a fully independent nation.

For the people of Greenland, Trump stated the U.S. will work with them in development and construction projects. Greenlandic Prime Minister Jens-Frederik Nielsen stated the deal recognizes Greenland's interests, though the specific economic impact per household or the number of jobs created for local residents was not reported. The restriction on sensitive investments from American adversaries suggests that Greenlandic authorities will face limitations on which foreign entities can fund infrastructure or resource projects on the island.

The deal establishes rights that remain in place regardless of potential changes in Greenland's political status. This ensures that even if Greenland transitions to full independence, the U.S. retains its ability to exclude non-NATO military assets from the territory. The next steps involve the formal signing of the agreement in New York City during the week of the United Nations General Assembly, followed by required parliamentary procedures in Denmark.

Timeline of what happened

Key dates and decisions, in the order they occurred.

  1. January 2025

    Framework for Greenland deal discussed with NATO Secretary-General

  2. September 18, 2026

    President Trump announces security deal has been reached

Summaries are written by The Plain Record to state the facts of a story plainly and without political slant. Drafted with AI assistance and checked against the source record before publication. See how we report, or report a correction.

← Back to the front page

Questions readers ask

What happened: United States Reaches Security Agreement for Greenland?

A security agreement between the U.S., Denmark, and Greenland granting the U.S. permanent access and overflight rights.

Who is involved?

President Donald Trump, Danish Prime Minister Mette Frederiksen, and Greenlandic Prime Minister Jens-Frederik Nielsen.

When did this happen?

Friday

Where did this happen?

Greenland

Why does this matter?

The deal seeks to boost U.S. presence in the Arctic and restricts foreign adversaries from investing in or building bases on the island.