PSIR Optional Notes: Political Science & International Relations Study Material
Notes of Political Science Optional (PSIR) for UPSC IAS. These are topic-wise PSIR Optional notes covering the complete UPSC Political Science and International Relations syllabus — Paper I (Political Theory and Indian Government & Politics) and Paper II (Comparative Politics, International Relations, and India’s Foreign Policy). Each topic below is broken into the key concepts, thinkers, and framing you need to build your own exam-ready answers — not a copy of someone else’s PDF, but a structured starting point you read, expand on with your source material, and revise from repeatedly.
Categories
PSIR: Political Science Optional Notes (Paper-1)
Section A: Political Theory and Indian Politics
1. Political Theory
2. Theories of the State
Pluralist Theory of State
7. Concept of Power
9. Indian Political Thought
10. Western Political Thought
Section B: Indian Government and Politics
1. Indian Nationalism
3. Salient Features of the Indian Constitution
4. Principal Organs of the Union Government
6. Statutory Institutions/Commissions
7. Federalism
9. Caste, religion and ethnicity in Indian Politics
10. Party System
PSIR: Political Science Optional Notes (Paper-2)
Section A: Comparative Political Analysis and International Politics
1. Comparative Politics
3. Politics of Representation and Participation
5. Approaches to the Study of International Relations
6. Key concepts in International Relations
7. Changing International Political Order
8. Evolution of the International Economic System
9. United Nations
10. Regionalisation of World Politics
11. Contemporary Global Concerns
Section B: India and the World
1. Indian Foreign Policy
3. India and South Asia
4. India and the Global South
5. India and the Global Centres of Power
7. India and the Nuclear Question
8. Recent developments in Indian Foreign policy
PSIR Optional study material from LotusArise IAS
Two ways to prepare with us — the full self-study system, or just the notes you need right now.
| What you get | PSIR Mains Master Kit 2027 | PSIR Complete Notes (Store) |
|---|---|---|
| Paper 1 notes — Political Theory + Indian Government and Politics | Included | Included — Section A and Section B |
| Paper 2 notes — Comparative Politics and India and the World | Included | Included — Section A and Section B |
| Topic-wise PYQ bank | 1986–2026, with trend analysis and probables by Dec 2026 | 1991–2025 question papers, free with every notes pack |
| Practice question set for timed answer writing | By Dec 2026 | ❌ |
| Answer toolkit — intros, conclusions, frameworks, thinker and example banks | By Dec 2026 | ❌ |
| Revision booklets for the last 60 days | By Dec 2026 | ❌ |
| Format | Online articles + PDF | PDF download |
| Access | Valid until UPSC CSE Mains 2027 | Instant download after payment |
| Price | ₹1,770 (regular ₹5,000) | ₹1,180 for all four sections · ₹599 a paper · ₹354 a section |
| Best for | Aspirants who want the whole system in one place | Aspirants who want the notes now, in the parts they need |