For decades, much of Europe relied heavily on NATO’s collective defense structure and U.S. security guarantees. Now, with the war in Ukraine ongoing and geopolitical tensions elevated, European leaders are accelerating efforts to strengthen military readiness, industrial capacity, and strategic autonomy within both the EU framework and North Atlantic Treaty Organization.
Eastern Europe Moves First
Countries geographically closest to Russia have taken some of the most visible steps. Nations such as:
Poland
Lithuania
Latvia
Finland
Sweden
have expanded defense budgets, modernized armed forces, strengthened border infrastructure, and revived civil defense guidance for citizens.
