The scenario that is not a characteristic of terrorism is the use of military force. Terrorism typically involves non-state actors who operate outside the traditional frameworks of military engagement. It is characterized by tactics that employ violence or threats of violence, primarily aimed at instilling fear or coercing societies or governments to achieve political aims.
In contrast to military force, which is often associated with conventional warfare between nations or state-sponsored military operations, terrorism relies on asymmetrical tactics. This means that terrorists often target civilians or non-combatants in order to further their objectives, creating a psychological impact and drawing attention to their political causes.
The other scenarios listed—pursuit of political aims, innocent civilian targeting, and threatening national security—are all defining characteristics of terrorism. These elements highlight the motivations, methods, and effects of terrorist actions on societies and states.