Original sentence: Certain populations of conquered territories under Qasim underwent a great deal of hardship and struggle for their refusal to convert to Islam.Most Indian muslims who converted to Islam belonged to the Hindu fold and some of their ancestors embraced Islam under duress, although some did willingly or under the influence of laws favoring Muslims
Edited sentence: Most Indian muslims who converted to Islam belonged to the Hindu fold and many of their ancestors embraced Islam under duress, although some did so under the influence of laws favoring Muslims.Populations of conquered territories under Qasim underwent a great deal of hardship and struggle for their refusal to convert to Islam.Some negative developements include the evolution of Sati and the purdah system