The Challenges of Cooperative Defense in NATO: North American and European Responses to the Russo-Ukraine War

The 2022 Russo-Ukraine War has plunged the world into geopolitical uncertainty that challenges the core beliefs and foundational principles of North American and European security strategies. As Russian tanks advanced into Ukraine, the ripple of aggression was felt far beyond the borders of Eastern Europe, shaking the very bedrock of the North American Treaty Organization (NATO). The war has reignited fears reminiscent of the Cold War and exposed the soft underbelly of NATO's strategic vulnerabilities and conflicting priorities among allies.