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.

