Document Type: Research Note
International humanitarian law is a body of rules that regulate means and methods of warfare in an armed conflict in order to mitigate if not avoid lose of civilian lives and for those who are no longer taking direct part in hostilities. A non-international armed conflict involves armed confrontation between a state and belligerent groups, insurgent groups, armed militias or armed groups or armed confrontation between armed groups within a state. This paper attempts to examine the effectiveness of International humanitarian law in non international armed conflict. It also delves into the refinement and interpretation of International Humanitarian Law in non international armed conflict by paying attention to the International Humanitarian law mechanism and developments as far as non international armed conflict is concerned.This paper also pays attention to the transition of armed groups means of engagement vis-a-vis application of international humanitarian law jurisprudence.