olitical theory is a set of specified relationships encompassing political matters that focus and organize inquiry to describe, explain, and predict political events and behaviours. Political theory is considered as the basis and branch of political science which attempts to arrive at generalizations, inferences, or conclusions to be drawn from the data gathered by other specialists, not only in political science, but throughout the whole range of human knowledge and experience. From ancient Greece to the present, the history of political theory has dealt with fundamental and perennial ideas of Political Science. Political theory reflects upon political phenomenon, processes and institutions and on actual political behaviour by subjecting it to philosophical or ethical criterion. The most dominant political theories realise all three goals such as describe, explain, and predict. The theories are the results of thoughts and research of many scholars and exponents of political science. Thinkers on the subject formulate definitions of