This course is concerned with the role of diplomacy in the quest of finding solutions to the present problems facing international relations. It will first deal with the main points of the world order established after the Second World War and the events which have shaped it between 1945 and 1990s with special emphasis on diplomacy's contribution to these developments. The course will then proceed to an analytical overview of the universal problems figuring high on the agenda of today's diplomacy such as wars, terrorism, poverty, environmental degradation, protection of human rights. In this context, multi-disciplinary horizontal issues directly interesting Turkey such as energy diplomacy,water diplomacy will be given special attention.