The scientific article looks at the key role of culture as a strategic resource in preventing extremism and building society's resilience to radical ideology. The author analyzes the mechanisms through which traditional and modern cultural values, historical memory, and national identity help strengthen civic engagement and reduce individuals' vulnerability to destructive influence. Special attention is given to the potential of art, education, and outreach projects in developing critical thinking, empathy, and tolerance. Using an interdisciplinary approach, the author proposes a conceptual model for integrating cultural practices into governmental and community programs against radicalization, arguing for the need to create a unified cultural space as a foundation for social stability and national security.