in three years, shaista khan had ravaged the territories of the swaraj. it was necessary to make up for this loss. surat was the most prosperous port of the mughal empire on the west coast. europeans i.e. the british, the dutch and the french had their factories there. shivaji maharaj devised a plan of attack on surat. the subhedar of surat could not put up any resistance to the marathas. shivaji maharaj obtained enormous wealth from surat. surat's campaign was a stunning blow to emperor aurangzeb’s prestige.