Resistance Operating Concept (ROC) - Paperbackby United States Socom (Author), Otto C. Fiala (Author), Conflict Research Group (Prepared by) The primary focus of the Resistance Operating Concept (ROC) is developing a nationally authorized, organized resistance capability prior to an invasion and full or partial occupation resulting in a loss of territory and sovereignty. Resistance, as a form of warfare, can be conceived as part of a layered, in depth national defense. Toward this end, the ROC