The course equips students with detailed knowledge and deep understanding of the international system. It avails students the opportunity to know more about structure, characteristics and the evolution of the international system. International system changes over time, thus transiting from one phase to another. Consequently, the course empowered students with intellectual tools of understanding the nitty-gritty and of course the obvious realities of international system. This is to say that, it aids the students of International Relations in knowing and explaining why nations-states often behave the way they do, as well as interpreting the relationship among nation-states in terms of alliances and confrontational relationship which colours inter-states’ relations in the arena of international politics.