Summary: "The Fundamental Unity of India" by Radhakumud Mookerji discusses the historical concept of India as a unified entity from Hindu sources. It highlights the idea of India as a single country emerging from ancient times and being a product of British colonial rule. The text delves into the geographical, cultural, and historical aspects that contribute to India's unity, drawing on ancient texts, epigraphic records, and religious conceptions. It also examines the role of kings and rulers in establishing the unity of India and how this idea influenced early Buddhist thought. The text addresses the complexity of India's diversity but emphasizes the underlying unity that defines it as a cohesive entity across time and space.