Trump announces Denmark deal for permanent US control of Greenland security

By 
, September 20, 2026

President Donald Trump announced a Greenland deal granting Washington permanent security powers while preserving Danish sovereignty, a major Arctic gain awaiting formal approval.

Trump said Friday that the United States had reached an agreement with Denmark and Greenland covering security, military access and other American needs on the Arctic territory.

In a Truth Social statement cited by the Daily Mail, Trump said the agreement gives Washington “permanent control over security, and all other needs” in Greenland.

The deal does not transfer ownership of Greenland to the United States. But it gives Washington lasting military rights and broad power to block hostile nations from gaining an Arctic foothold.

Denmark and Greenland must still approve the agreement through their parliaments. The parties expected to sign it during a high-level summit at the United Nations General Assembly.

Washington gains permanent access without taking sovereignty

Fox News reported that the agreement grants permanent American access, basing and overflight rights with no expiration date. The United States may also establish more military installations after consulting Denmark and Greenland, without needing their approval.

Those concessions give the United States room to expand its Arctic defenses without assuming formal control of Greenland. Denmark keeps sovereignty, while Greenland retains its right to self-determination.

The arrangement also gives Washington veto power over foreign military activity and certain sensitive investments. The New York Post reported that the restriction covers military bases and investments tied to strategic infrastructure.

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Trump said no American adversary may establish a base, station troops or make sensitive investments in Greenland without written U.S. approval. China and Russia are among the countries barred from such activity under the reported terms.

That is the practical heart of the agreement. Washington did not obtain a deed to Greenland, but it gained authority over the security decisions that could affect North America and the Western alliance.

Denmark and Greenland say their rights remain intact

Greenland Prime Minister Jens-Frederik Nielsen said the coming agreement would strengthen security for Greenland, Denmark, the United States and their Western allies. He also said it recognized Greenland’s interests and place in international cooperation.

Danish Prime Minister Mette Frederiksen said the terms recognize “the sovereignty and territorial integrity of the Kingdom and the right of the Greenlandic people to self-determination.”

That distinction matters. Trump secured a larger and more permanent American security role, but Denmark did not cede sovereign control of the territory.

The Associated Press reported that Danish leaders expressed cautious optimism about the agreement. It also noted that final approval must come from Danish and Greenlandic authorities before the expected signing at the United Nations.

Some Danish analysts stressed that Trump did not obtain his earlier goal of bringing Greenland under full American sovereign control. Yet the reported concessions still let him claim a foreign-policy victory after months of negotiations.

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The difference is clear: Greenland remains tied to Denmark, while the United States gains permanent security rights that neither government had previously granted in this form.

Months of pressure produced concrete Arctic concessions

Trump first raised the idea of bringing Greenland into the American sphere of influence in 2019. His administration later pressed the case as a national-security issue tied to Chinese and Russian ambitions in the Arctic.

Vice President JD Vance and second lady Usha Vance toured a U.S. military base in Greenland in March of the previous year. People in Greenland also protested Trump’s push during January, though the source account did not give an exact date.

Behind closed doors, representatives from Denmark and Greenland met Secretary of State Marco Rubio, White House adviser Stephen Miller, and officials from the State Department and National Security Council.

The talks covered an indefinite American troop presence, cooperation on oil and critical-mineral extraction, and the possible reopening of a Second World War-era U.S. base on Greenland’s southern coast.

General Gregory M. Guillot, who leads Northern Command, also described Greenland as a possible site for Arctic radar stations. He said the United States seeks a deepwater port and a special-forces base there.

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Breitbart reported that Trump plans an immediate expansion of the American military presence. The agreement also blocks Russian and Chinese bases, troops and sensitive investments while leaving sovereignty with Denmark and Greenland.

Rubio says the deal protects Americans at no taxpayer cost

Rubio argued that Denmark and Greenland share America’s security concern but lack the financial means to defend the territory if it faces attack or coercion. The United States, he said, has the power to provide that defense.

He called the agreement a major win for the American people and credited Trump’s leadership with permanently protecting U.S. interests in the Arctic at no cost to American taxpayers.

The reported terms would also open sensitive investments by the United States and its allies. Those projects could involve telecommunications, undersea systems, ports and critical minerals.

Important details remain unanswered. No full agreement text has been released, and Trump did not define what he meant by control over “all other needs.” The exact legal reach of Washington’s authority will depend on the final terms and parliamentary approval.

But the central bargain is already plain. Denmark keeps sovereignty, Greenland keeps self-determination, and the United States gains a lasting hand over the territory’s defense.

Sovereignty deserves respect, and American security demands resolve. This agreement appears to honor both.

" A free people [claim] their rights, as derived from the laws of nature."
Thomas Jefferson