Examines the changing nature of, and approaches to, war and its effect on society from the ancient world to the present, including an assessment of various visions and proposals for peace. The course includes an assessment of historic and relatively recent armed conflicts, exploring the causes of contemporary conflict and some of its distinctive characteristics. It also evaluates the effectiveness of various strategies for preventing, abating and terminating current forms of conflict. Questions discussed include: Why do states go to war? How do they create a lasting peace? What role does morality play in foreign policy? What is our obligation to just peace or just war?