Poland signed a letter of intent with Palantir in late October 2025 to integrate data, AI, and cybersecurity within the Polish Armed Forces, expanding access to U.S.-built algorithmic infrastructure on NATO’s eastern flank.

Europe’s defense cloud landscape shows higher risk for the Netherlands, Belgium, Denmark, and the Baltic states due to dependence on external providers, with Germany moving to limit foreign software access to national databases.

A central concern is what could happen if Washington and Brussels diverge on technology goals as Palantir’s integration across European defense deepens.

Spain and Italy show varied Palantir engagement: Spain uses Palantir for intelligence fusion and analysis, while Italy partners with private clients through its Foundry platform rather than direct military or government use.

Germany’s Bundeswehr is exploring European alternatives such as Almato, Orcrist, and ChapsVision, with summer testing planned to push national data control.

France renewed its DGSI contract with Palantir for three more years in December 2025, reinforcing efforts toward digital sovereignty.

In the wake of NATO contracts, Palantir’s footprint expands in Europe as the UK commits up to £1.5 billion and designates London as a European defense hub, alongside a £240.6 million MOD contract for real-time decision support through 2029.

The story frames Palantir as transitioning from a U.S. supplier to a de facto backbone of European intelligence and command within a year, highlighting tensions between sovereignty ambitions and rapid external adoption.

Ukraine launched the Brave1 Dataroom in January 2026, a Palantir-based platform to train AI models on battlefield data to support autonomous systems like interceptor drones.

Palantir’s Maven Smart System was contracted by NATO’s NCIA in March 2025, marking a rapid six-month procurement cycle for Allied Command Operations at SHAPE in Mons, Belgium.