Dear Candidate,

As per your query ,

Political theory is  a form of all embracing system of values which a  society adopts as  its  ideal with a view to understand the political reality and it necessary to change it involves speculation at higher level about the nature of good life,

the political institutions appropriate for its realization to what end the state is directed and how it should  be constituted to achieve those ends.

the relevance of political theory lies in providing the moral criteria that ought to be used to judge the ethical worth of a political state and to propose alternative political arrangements and practices likely to the moral standards.

for further sake of information you can check out this link as given below:

https://www.careers360.com/university/vidyasagar-university-midnapore/introduction-political-theory-certification-course

Hope you understand.

Thank you and all the best.