This Book Deals With The Principles And The Theory Of Political Science. Besides The Introductory Portion Including Definition, Scope, Value, Nature And Methods Of Political Science, This Book Includes The Discussion On All Those Topics Which Find A Place In The Syllabi Of Political Theory Or Principles Of Political Science In Any Indian University. These Include : Political Power, Behavioural And Post-Behavioural Revolutions, The State, The Rise And Growth Of Nation States, The Political System, Sovereignty, Monist And Pluralist View Of Sovereignty, The Theory Of Rights, Concepts Of Liberty, Concept Of Equality, Law And International Law, Concept Of Property, Concept Of Justice, Political Obligation, Political Revolution, Punishment Etc.As Political Sociology Is Today An Integral Part Of Political Science, This Book Deals With The Main Concepts Of Political Sociology Including Political Development, Political Culture, Political Socialisation, Political Participation, Political Recruitment, Political Elites, Political Alienation, Political Communication, Political Legitimacy And Effectiveness And Bureaucracy.Principles Of Political Science Deal With The Theories Of State And Government. Thus, This Book Discusses Forms Of Government, Democracy, Socialism, Marxism, Syndicalism, Guild Socialism, Evolutionary Socialism, Fabianism, Anarchism, Fascism, Liberalism, Individualism And Sarvodaya. A Bibliography Has Been Given At The End For Those Who Desire To Go To Originals And Have A Wide Study Of The Subjects.