The Constitution (71st Amendment) Act, 1992 added Konkani, Manipuri, and Nepali to the Eighth Schedule of the Constitution, which recognizes languages and promotes their preservation and development. This amendment reflects India's linguistic diversity and aims to ensure representation of various regional languages in official communication and government functions. Understanding such constitutional amendments is crucial for UPSC Prelims, as they highlight the emphasis on cultural and linguistic pluralism in India's governance framework.