The course is an introduction to public international law. It will examine the sources and history of the law of nations, and how international law is formed, interpreted and (sometimes) enforced. It will also provide a brief introduction to the law of international organizations (specifically the United Nations), concepts of jurisdiction and conflicts of jurisdiction among nation states, international protection of human rights, the law of war, international criminal law, and the control of the use of force (including peacekeeping and related topics).