Muslim personal law in India form of talaq is not allowed in Islamic law. Some Muslim groups recognize triple talaq (or talaq-i-biddat), stating three talaqs at once and proclaiming instant divorce as valid method of divorce. On 22 August 2017, the Supreme Court of India deemed instant triple talaq unconstitutional. Other Muslim groups follow "talaq-i-hasan", where the husband pronounces three talaqs on three separate instances, each one at least 1 lunar month apart. If the husband changes mind after the first or the second talaq, or cohabits with the wife, the divorce is revoked. In Islam, only husband can pronounce the talaq on his wife,
Sharia slaves. However, manumission required that the non-Muslim slave first convert to Islam. A non-Muslim slave woman who bore children to her Muslim master became legally free upon her master's death, and her children were presumed to be Muslims like their father, in Africa and elsewhere. Starting with the 20th century, Western legal systems evolved to expand women's rights, but women's rights under Islamic law have remained tied to the Quran, hadiths and their fundamentalist interpretation as sharia by Islamic jurists. Early Islamic law developed a number of legal concepts that anticipated similar such concepts that later appeared in English common