This document discusses national integration in India. It begins by defining national integration as bringing culturally discrete groups together into a single territorial unit and instilling loyalty to that unit. It notes India's diversity across religions, castes, ethnicities, languages, and cultures. This pluralism and the need to protect national interests and build nationhood make national integration important. The document outlines threats to integration like insurgent groups, parochialism, terrorism, and economic disparities, as well as external threats from Pakistan. It concludes that national integration must be built in people's minds through respect and love for their country.