Jihad in India by Jaydeep Sen is a detailed examination of the history, ideology, and impact of jihad in the Indian subcontinent. The book explores various invasions, conflicts, and socio-political movements influenced by jihadist ideology from medieval times to the present. It delves into the strategies used for religious expansion, historical events of forced conversions, and the role of extremist groups in modern India. Through extensive research, the book provides a critical analysis of how jihad has shaped India's history and its implications for national security and cultural identity.