Trump signs US-Denmark-Greenland agreement to bolster Arctic security after prolonged tensions

President Donald Trump signed an agreement with Denmark and Greenland on Tuesday at the U.N. General Assembly in New York to strengthen Arctic and North Atlantic security. This agreement, which was discussed days after Trump announced his plans to bolster the U.S. military presence on Greenland while maintaining Danish control, will ensure continuous U.S. involvement, even if Greenland chooses independence.

Trump emphasized the significance of this agreement, stating it's "tremendous for Europe and for the United States and for everybody."

The U.S., Greenland, and Denmark had been negotiating for months to address Trump's security concerns regarding the mineral-rich island, which strained NATO relations. Danish Prime Minister Mette Frederiksen warned that a U.S. takeover would be the end of the Atlantic alliance. Greenland's roughly 56,000 residents were unsettled by the standoff, which also affected relationships between the U.S., Denmark, and the European Union.

Greenland's vast territory, two-thirds of which lies within the Arctic Circle, has attracted attention due to melting sea ice opening new shipping routes.

The U.S. maintained a military presence in Greenland until 1945, when the number of soldiers on 17 bases and installations decreased to roughly 200 on the remote Pituffik Space Base. Trump pledged to "immediately begin the process of developing a large military presence," including building two major military bases. Denmark's parliament approved a bill allowing U.S. military bases on Danish soil, strengthening the 2023 agreement with the Biden administration.

The agreement allows the U.S. to modernize and expand its activities at Pituffik and establish defense areas in Narsarsuaq and Mestersvig. Washington can also set up additional defense areas and strengthen military operations or facilities in Greenland. The accord mandates U.S. military mobility on Greenland's territory, including undersea access, and prohibits non-NATO countries from establishing their military installations or persistent presence unless the signatories agree otherwise.

The accord lacks an expiration date and will remain in effect if Greenland becomes independent, requiring agreement to maintain NATO and Denmark's rights and obligations under the deal.

All parties view the accord positively, with Frederiksen describing it as a deal that can last forever and a win-win-win for the U.S., Greenland, Denmark, and NATO. Greenland's Prime Minister Jens-Frederik Nielsen called it a "win-win-win agreement," emphasizing the security benefits for all parties. NATO Secretary-General Mark Rutte celebrated the signing, stating that the agreement enhances collective security and supports a safer future for everyone.

However, the trust tested during the standoff remains a concern for many in Greenland, who view the accord as a step forward in their quest for more self-autonomy and a greater seat at the table.