The general approach of human society particularly after the World War I has been to limit the war in international relations, but the actual fact is the continuation of using force in actions and reactions in international relations. This has encouraged the scholars and researchers of international law to emphasize the importance of the law of war and necessity for compiling and developing this law.
The aim was to determine the obligatory rules during war and conflict to minimize the casualties and ruins. The efforts to regulate the war operation are the basis and philosophy of law of armed conflict.
International armed conflicts and non-international armed conflicts are both include armed conflict and use of force with political aims. The present article is aimed at assessing the commonalities and differences of these two conflicts.