Aurangzeb's successors lacked the authority or charisma to maintain the Mughal hegemony that he had established by nearly taking over all of India.

“Subsequently, his successes didn't have whatever you call the authority,”

“the charisma, the res, whatever you want to define it.”

“to maintain that hegemony which he established by almost taking over all of India and the Mughals was at root had the same problem that the Manchu did when they conquered the Ming in the 17th century and they built the Qing dynasty China the greatest physical extent it ever had but they were always outsiders they were not indigenous to the population and the background there was always that vague resentment”