Since the establishment of the League of Nations, a wide range of literature on the role of organizations in international relations has emerged. Recently, some scholars also focused on the role of local NGOs in conflict prevention and creating a peaceful, trustful political environment. This course studies the role of organizations as a) sources of conflict, b) conflict prevention c) mediators and d) peace builders. We will, first analyze how to study organizations in general and then, their roles in conflict settings. More specifically we will discuss the role of local and international non-governmental (NGOs) and governmental organizations (IGOs).