Political analysis is an age-old process and practice by world thinkers and statesmen. The concept of politics specifically, the type of political system, governance, Liberty equality, and law implementation process always play a pivotal role in carving out a holistic system that unleashes the betterment of the entire human community. The needs of the human community are shaped and reshaped by the political system in the modern era. Nonetheless, political systems such as democracy aristocracy, dictatorship, and different versions of democratic governance are prevailing from the age of antiquity. Albeit of the nation-building process and concepts, scholars pointed out that there is a decline in political theory. Moreover there exist also skirmishes between value- Laden and fact- inclination. One school of thought bolsters the cause of a purely scientific approach to political science where as another school speaks about value Laden. It is in order to convert political science into pure science attempts were made and the outcomes are behaviouralism, post-behaviorism systems theory, structural-functional theory, communication theory, game theory, decision-making theory so on and so forth. In this junction, this book on modern political analysis attempts to fathom varied versions of the scientific methods in political science and the value crisis indeed. Obviously, writers believe that this work may quench the thirst of students of political science in Tamil and also aspirants of different competitive examinations which includes NET/SET/TNPSC/UPSC. ed Spreadsheet