Polish PM Donald Tusk Questions US Loyalty to NATO

The Loyalty Gap: Is Europe Outgrowing Its Reliance on the US?

For decades, the security architecture of the West has rested on a simple premise: the United States provides the nuclear and logistical umbrella, and NATO allies provide the frontline presence. However, a growing rift is appearing in this foundation, particularly on NATO’s eastern flank.

Polish Prime Minister Donald Tusk has recently shifted from diplomatic caution to open questioning of US loyalty. The central concern is no longer just about funding, but whether Washington will actually honor its agreements if a conflict with Russia erupts.

This uncertainty is not unfounded. From the dismissal of Russian drones entering Polish airspace to the pressure on Kyiv to cede territory in the Donbas, the signals from Washington suggest a pivot toward a different kind of diplomacy—one that may prioritize bilateral deals over collective security.

The Rise of European Strategic Autonomy

The potential for a “loyalty gap” is driving a fundamental shift toward European strategic autonomy. Tusk has been a vocal advocate for Europe to turn into less dependent on the US, arguing that the EU must evolve into a “real alliance.”

Central to this trend is the discussion surrounding the EU’s defense clause. European nations are currently debating how to apply this clause to ensure that the continent can respond politically and logistically to aggression without waiting for a green light from Washington.

This move toward autonomy is accelerated by tensions within NATO. Reports indicate that the US has considered punishing member states, such as the UK and Spain, for their refusal to support a US attack on Iran, further signaling that US support may now come with strict conditional strings.

The ‘East Shield’ and the Militarization of the Border

Poland is not waiting for a consensus in Brussels to secure its borders. By treating the threat of a Russian attack as a possibility within months rather than years, Warsaw is building what is known as the “East Shield”—a sophisticated defense line along the border with the Russian exclave of Kaliningrad.

To support this, Poland is aiming to field the largest land force in Europe. The scale of this ambition is reflected in their budget: this year, Poland will spend nearly 5% of its GDP on defense.

The procurement strategy has been aggressive, including:

• 1,000 Korean tanks
• 100 Apache helicopters
• Hundreds of Himars long-range rocket systems

Geopolitical Friction: From Miami to Warsaw

The tension between the “Atlanticist” tradition of Poland—which values warm ties with Washington—and the current reality of US policy is reaching a breaking point. The invitation of President Putin to the G20 summit in Miami and the revocation of certain sanctions have sent alarm bells ringing through Warsaw.

the diplomatic relationship has become volatile. Friction has escalated between the Polish parliament and the US Ambassador, Tom Rose, particularly following comments that President Trump does not deserve the Nobel Peace Prize.

While Ambassador Rose maintains that US commitment to Poland is “carved in stone,” Tusk argues that “friendship” in a diplomatic sense does not always translate to practical action during a crisis.

Internal Political Battles Over Defense Funding

The push for security is also creating internal friction within Poland. A massive EU defense loan worth €44 billion became a flashpoint of political conflict when legislation to spend the funds was blocked by the opposition-aligned President Karol Nawrocki.

The Tusk government’s decision to operate around the president to secure these funds highlights the desperation to modernize the military despite domestic political deadlock.

For more on the shifting landscape of European power, see our analysis on the recalibration of the nationalist right in Poland and the impact of the political changes in Hungary.

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