Trigger words: effective
Indicator sentences: How do you define effective? Because I could say that it is extremely ineffective at fighting wars like the ones recently witnessed in Afganistan and Iraq.
Trigger words: Terrorism terrorism terrorists (2) terrorist
Indicator sentences: you have to distinguish between terrorism and guerilla warfare.
Negotiation parts: in your example you describe more guerilla warfare then terrorism. the fbi defines terrorismlike that: * "Involve violent acts or acts dangerous to human life that violate federal or state law; * Appear to be intended (i) to intimidate or coerce a civilian population; (ii) to influence the policy of a government by intimidation or coercion; or (iii) to affect the conduct of a government by mass destruction, assassination, or kidnapping; and [...]" source: http://www.fbi.gov/about-us/investigate/terrorism/terrorism-definition so if you seek influence over some territorium, your intentions might be rational, or they might not be, it is not an inherent feature of terrorism.
Trigger words: abusive
Indicator sentences: Define abusive