The 'Resistance Operating Concept' (ROC) by Otto C. Fiala offers a comprehensive framework for nations to prepare for resistance against encroachment on their sovereignty, focusing on resilience as the foundation for organized efforts against foreign threats. It emphasizes where military, government, and civil society must collaborate to develop national resistance capabilities and promote a unified national identity. The publication includes historical case studies from WWII and the Cold War, providing insights into effective resistance strategies in contemporary contexts.