The nobles and officials played an important role in the delhi sultanate.there was a struggle between rulers and the begining all the powerful positions were controlled by the turkish nobles.but the coming of the khilgis has changed the position of the nobility.there powers were checked and they had no right to live in a luxurious life.the iqta system has changed when nobles were entitled for their share of revenue.they were not allowed and denied to collect new taxes from the peasants and this became helpful to the peasants.