B.R. Ambedkar 's zeal for the elimination of untouchability and the annihilation of caste is as significant today as it was 75 years ago. B.R. Ambedkar. He suggested inter-caste marriage as the remedy to annihilate caste. THE Jat Pat Todak Mandal, a social reformist organization of Lahore, had, in 1936, invited Dr B.R. Ambedkar to deliver the presidential address of its annual conference on the topic of the caste system in India. Ambedkar sent the manuscript of his speech titled The Annihilation of Caste. However, the organizing committee found some of his views, mainly his analysis of the Vedas and his inclination to leave the Hindu fold, unacceptable. It, therefore, suggested to Ambedkar that he delete these views, to which he replied that “he would not change a comma”. The speech thus remained undelivered. Ambedkar afterward published it in May 1936. Among the many writings and speeches of Ambedkar that run into thousands of pages, The Annihilation of Caste is indeed his magnum opus. Judged by any standard such as content, logic, argument, language, diction, exposition, urge and, above all, the force, it is a manifesto of social emancipation, and occupies a place similar to what The Communist Manifesto once did in the world communist movement. Since the book is polemical in nature, Ambedkar did not elaborate much on the agonies, indignities, humiliation and overall sufferings of the Sudras . He only gave illustrations of how they were deprived of education and