reviewing the invasion of iraq from the perspective of right to use force and according to the international criminal law

in order to examine the invasion of iraq from the perspective of international law, this paper will review the legal reasons for the occupation of iraq, and also, the question of research is that whether the occupation of iraq from the perspective of right to use force is justifiable or not? by analyzing the prohibition of the use force principle in international relations and its exceptions, including self-defense and the security council’s authority, we can reach to the conclusion that the  reasons and documents that the us and uk provided for the invasion of iraq, namely preemptive self defense and the doctrine of “revival “, were against the international law ,and also, according to the norms of international criminal law, this act was a clear example of “the crime of aggression”.