Reform and Greens undermining UK commitment to Nato, Cooper says

The Guardian World

by Ben Quinn Political correspondent

February 15, 2026

AI-Generated Deep Dive Summary

Yvette Cooper, the UK Foreign Secretary, has criticized Reform UK and the Green Party for weakening Britain’s commitment to NATO. Speaking at the Munich Security Conference, Cooper highlighted concerns that these political groups are not taking the Russian threat seriously enough. This follows comments from Keir Starmer, who accused Labour’s rivals of being “soft on Russia and weak on NATO.” The remarks underscore divisions within UK politics over security priorities and alignment with Western alliances. Cooper emphasized the importance of maintaining a strong stance against Russia, particularly given ongoing tensions in Eastern Europe and the need for collective defense under NATO. She suggested that Reform UK and the Green Party’s policies could undermine the UK’s role in the alliance, potentially affecting its influence on the global stage. This comes as debates over NATO membership and security strategy grow more prominent ahead of upcoming elections. The criticism reflects broader concerns about how political parties balance domestic priorities with international commitments. Cooper’s remarks also highlight the growing pressure on political leaders to articulate clear positions on issues like defense and foreign policy, especially in light of rising geopolitical tensions. The implications for UK politics could shape future debates on national security and the country’s role in transatlantic alliances. Ultimately, the discussion underscores the significance of NATO membership for the UK’s strategic interests and its relationships with key allies. As political dynamics evolve, the ability of parties to align with collective security goals will remain a critical issue for voters and policymakers alike.

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Originally published on The Guardian World on 2/15/2026