The course, a colloquium, traces the history of genocide in the 20th century and the question of humanitarian intervention to stop it, a topic that has been especially controversial since the end of the Cold War. The pre-1990s discussion begins with the Armenian genocide during the First World War and includes the Holocaust and Cambodia under the Khmer Rouge in the 1970s. Coverage of genocide and humanitarian intervention since the 1990s includes the wars in Bosnia, Rwanda, Kosovo, the Congo, and Sudan. The final session of the course will be devoted to a discussion of the International Criminal Court and the separate criminal tribunals that have been tasked with investigating and punishing the perpetrators of genocide. Learning Objectives: understand and evaluate historical and social change. analyze the effects of one or more kinds of social institutions and social structures on human action.