The correct answer is 1, 2 and 3. The Hindu Widow Remarriage Act came into force on 16th July 1856 which legalize the marriage of a widow. The act was enacted on July 26th, 1856. The main personality who fought for Widow Remarriage was Ishwar Chandra Vidyasagar, Professor D. K. Karve and Veerasalingam Pantulu. The first Governor-General of India Lord William Bentick had also abolished Sati Custom. The Hindu Remarriage Act 1856 or Act XV, 1856 not only provide protection but also aimed at safeguarding the condition of men who married widows. It was one of the most important social reforms towards the empowerment of women. The Act was passed by Lord Canning and was drafted by Lord Dalhousie. The act was popular among both rich and poor classes in the history of India. Image of Ishwar Chandra Vidyasagar:Image of Veersalingam Pantulu: