Arihant All in One Political Science is a comprehensive study resource designed for Class 12 CBSE students preparing for board exams in 2026-27. This guide covers the complete political science curriculum with clear explanations, key concepts, and exam-focused content. The book includes chapter-wise breakdowns of Indian Constitution, Political Processes, and International Relations topics. Each section features important definitions, case studies, and practice questions to strengthen conceptual understanding and retention. Ideal for last-minute revision and thorough preparation, this all-in-one resource helps students build confidence and achieve better scores in their CBSE Political Science examinations.