The document discusses the Preamble of the Indian Constitution. It provides definitions for key terms in the Preamble like sovereign, socialist, secular, democratic, republic, justice, liberty, equality and fraternity. It notes that the Preamble was amended only once, in 1976, to add the words socialist, secular and integrity. The Preamble lays out the basic philosophy and fundamental values of the constitution. It specifies the objectives of justice, liberty, equality, fraternity, unity and integrity for the people of India.