The British became a major power in the Indian sub-continent after the Treaty of Paris and began to show interest in Afghanistan to ensure that the Russian empire did not have an influence over Afghanistan.
The Hindu Widows’ Remarriage Act, 1856, also Act XV, 1856, enacted on 25 July 1856, legalized the remarriage of Hindu widows in all jurisdictions of India under East India Company rule was drafted by Lord Dalhousie.