UPSC Political Science Syllabus- Download Political Science And International Relations Optional Syllabus

The UPSC allows a choice of optional subjects out of a list of 48 subjects. Of these, a few optional subjects have a large overlap with the syllabus for General Studies. IAS Exam has three stages- Preliminary, Mains, and Interview. UPSC Mains Examination has nine papers including two papers of optional subject. UPSC Political Science and International Relations is a subject given in the list of Optional Subjects.

In this article, we will provide the detailed syllabus of UPSC Political Science.

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Political Science Optional Syllabus For UPSC

PSIR, as it is commonly known, is one subject for which a huge amount of study material is available. The syllabus consists of topics related to the freedom struggle and Indian politics, the Constitution of India, the international economic system and trade, international organisations, India’s foreign policy and peacekeeping among others. These topics are also part of the General Studies syllabus.

For details on similar optional subjects syllabus, check the linked article.

Please refer to UPSC Mains article to understand the civil services examination.

UPSC Political Science Syllabus PDF :- Download PDF Here

Syllabus of Political Science for UPSC

Political Science Optional consists of 2 papers (Paper I and Paper II) in UPSC Civil Services Mains Examination. Each paper is of 250 marks with a total of 500 marks.

Find below the IAS Political Science syllabus:

Political Science Mains Syllabus (Paper I):
UPSC Political Science Optional Syllabus Paper I-1

UPSC Political Science Optional Syllabus Paper I-2

UPSC Political Science Optional Syllabus Paper I-3

Candidates targeting UPSC 2020, may check the linked article.

Political Science Mains Syllabus (Paper II):

UPSC Political Science Optional Syllabus Paper II-1

UPSC Political Science Optional Syllabus Paper II-2

UPSC Political Science Optional Syllabus Paper II-3

The PSIR syllabus is very useful even after clearing the IAS exam as a large number of concepts can be used while working in the government. Apart from this, many candidates would find political science very interesting as it helps them clear the UPSC Civil Services Exam.

The optional paper is suitable for candidates from varied backgrounds ranging from international trade specialists, management consultants, teachers and so on. IAS aspirants should integrate their preparation for PSIR with General Studies to be able to grasp all the concepts and secure a high rank in the UPSC exam.

To read more about UPSC Political Science and IAS Exam, please visit the articles given in the table below:


  1. The Question may sound foolish but, I have a small question

    In optional papers, Is Political Science and PSIR different subjects?

    1. Hi Chaitanya,

      They are the same. Political Science is part of the syllabus of Political Science and International Relations (PSIR).

      PSIR Syllabus for Paper 1 is mostly core Pol Sci while Paper 2 comprises International Relations.

      2016 IAS Topper (AIR 67) Strategy for PSIR

  2. so i have started my preparation from june-2020 and going to give my first attempt in 2021 so should i cover current affairs from june-2020 to june-2021 or need to go with jan 2020 current affairs-june2021

    1. Hi Vaibhav
      Since questions from current affairs can be traced back to 1.5 years now, it is safe to read current affairs from January 2020 to May 2021. You can refer to the following pages for some reference to current affairs preparation:
      1. Daily News Analysis
      2. Best of PIB
      3. Gist of Yojana
      4. Gist of RSTV

  3. I want to know whole syllabus from beginning,can u help me

    1. Hi Dayanand
      Yes, you can get the entire IAS Syllabus from the linked article.

  4. Sir, can you suggest some books for psir optional

    1. You can get the important books for PSIR optional in the linked article.

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