Abstract
About the issue of humanitarian intervention, the moral aspect seems to be obvious. However, the question of the legality of an intervention is more difficult to solve. It's an international and current debate that can be summarized in this little interrogation, between legality and morality in the case of a humanitarian disaster, what has to prevail? What is the international duty? How can we react and moreover, have we to react? Firstly, we'll think about the definition of humanitarian interventions and analysis in the history. Then, we'll try to comprehend the legal issues at stake and the debate about the sovereignty. To finish with, we'll highlight the moral issue of intervention and the dilemma it implies.
