The transatlantic security architecture, a cornerstone of Western stability since World War II, has been fundamentally challenged by an unprecedented pronouncement from one of America's staunchest allies. The Danish Defense Intelligence Service (DDIS) recently released an annual threat assessment that, for the first time, identifies the United States as a "potential security concern," grouping it with primary adversaries like Russia and China in its analysis of "great powers" increasingly prioritizing their own interests and resorting to forceful means. This stunning diplomatic and security reversal raises immediate concerns within the halls of Congress about how U.S. foreign policy has lost old allies and what that means for global stability.

Policy Summary: A Strategic Rationale for a Security Reversal

The DDIS assessment, titled the "Intelligence Outlook," does not equate the threat posed by the United States with the direct military aggression or systematic intelligence operations conducted by Russia and China. Instead, it categorizes the U.S. as a potential threat due to its shifting strategic priorities and increasing willingness to leverage economic and military strength against allies.

The report specifically warns that the U.S. "uses economic power, including threats of high tariffs, to enforce its will, and no longer rules out the use of military force, even against allies." This statement directly references the growing tension over the strategic Arctic region and the U.S. President's repeated public interest in acquiring Greenland, an autonomous territory within the Kingdom of Denmark. This behavior, according to Danish intelligence, creates "considerable uncertainty" about the U.S. role as a guarantor of Europe's security against Russia.

Opposing Arguments

The U.S. perspective, often communicated through the Department of State or the Department of Defense to congressional committees, generally counters this Danish assessment on two key points:

1. Russia and China as Primary Threats: U.S. policy holds that the primary, existential security threats to the West are Russia's military revisionism and China's comprehensive economic and technological challenge. Any actions taken toward allies are characterized as necessary realignments—such as calls for greater defense spending—aimed at strengthening the alliance to meet these threats, not undermining it. The U.S. points to continued military cooperation, including the sale of advanced defense systems to Denmark, as proof of an enduring partnership.
2. Sovereign Interest in Greenland: U.S. officials maintain that their heightened interest in Greenland is purely a response to the escalating great-power competition in the Arctic. From a geopolitical standpoint, the U.S. views control or enhanced influence over the island as crucial for continental defense and countering Russian and Chinese expansion in a region critical for both ballistic missile flight paths and resource extraction.

Progressive Advocacy: The Erosion of International Norms and Lost Old Allies

From a Progressive Advocacy perspective, the Danish intelligence report is a clear indictment of a U.S. foreign policy that has systematically eroded international norms and multilateralism. This is not merely a diplomatic spat; it is the manifestation of an 'America First' doctrine that views allies as transactional partners rather than as stakeholders in a shared, liberal-democratic order.

The core analysis centers on the U.S.'s shift toward unilateral economic coercion and the open musing of seizing sovereign territory. The threat of high tariffs and the unprecedented suggestion of military force, even hypothetically, against a NATO ally like Denmark undermines the very foundation of the North Atlantic Treaty. The spirit of Article 5—that an attack on one is an attack on all—is rendered hollow when a core member threatens another.

The move by the DDIS is not reactive; it is a calculated, professional risk assessment that recognizes that an unpredictable, transactional U.S. is functionally a destabilizing force. This unpredictability creates a security vacuum that Russia is certain to exploit. The DDIS report explicitly states that "Russia will try to exploit the U.S. desire for a quick end to the [Ukraine] war to sow division between the U.S. and Europe." By alienating a crucial NATO member, the U.S. is inadvertently strengthening the hand of its primary adversary. The Progressive argument is that sustained, predictable multilateralism—emphasizing diplomacy, climate security, and shared democratic values—is the only way to effectively counter authoritarianism.

A Deep Dive into the Waning Transatlantic Consensus

The legislative response in the U.S. Congress, particularly among members of the House Foreign Affairs and Senate Appropriations Committees, must address this crisis not as a single incident but as a trend. The key phrase, Lost Old Allies, is more than a title—it is a summation of the cost of abandoning international partnership in favor of unilateral leverage.

Progressive advocates in Congress must push for legislation, such as H.R. [Number] (hypothetical), that codifies Congressional support for NATO and places checks on the Executive Branch’s ability to unilaterally impose tariffs on allies for non-security reasons. Furthermore, the legislative branch should use its oversight authority to demand transparency regarding any covert or diplomatic efforts related to Greenland's status. The core of our national security rests on treaties and alliances, not economic extortion or land grabs. A return to the principles of shared security and mutual respect, foundational to the post-war order, is necessary to repair the damage and re-establish a credible deterrent against Russian and Chinese expansionism.

Conclusion

The Danish Defense Intelligence Service’s assessment is a diplomatic earthquake. By formally listing the United States as a potential security concern, a key NATO ally has sounded the alarm on the erosion of the rules-based international order under Washington's current policy approach. For progressive advocates, this is a clear call for a legislative course correction: Congress must exert its authority to stabilize the transatlantic relationship, reject transactional diplomacy with allies, and reaffirm a commitment to multilateral institutions.

Call-to-Action: Congressional leaders must convene immediate hearings in the Senate Foreign Relations and House Armed Services Committees to analyze the DDIS report and propose joint resolutions affirming the inviolability of NATO Article 5 and the sovereignty of all member and partner nations, including the Kingdom of Denmark's territory of Greenland.

Sources

• Danish intelligence lists US in latest threat-assessment report - A News (Referencing the DDIS report, Overall Assessments of Threats to the Kingdom of Denmark)
• Denmark sees U.S. as potential security concern - CTV News (Referencing the DDIS report and the Greenland context)
• A short history of NATO - NATO (For legislative and treaty context)
• For the first time, the Danish Intelligence Service has called the United States a potential security threat - LIGA.net (Highlighting the historical nature of the assessment)