This document contains the full judgement of the Supreme Court of India in the case of A.K. Gopalan vs. The State of Madras, delivered on May 19, 1950. The case is a landmark decision concerning preventive detention and its impact on fundamental rights, particularly the right to freedom of movement. It delves into the interpretation of various articles of the Constitution, including Articles 19, 21, and 22, and their interplay with the Preventive Detention Act, 1950. This judgement is essential reading for anyone interested in constitutional law, human rights, and the historical development of legal precedents in India.