 Murad IV tried to quell the corruption that had grown during the reigns of previous Sultans, and that had not been checked while his mother was ruling through proxy.Executions were issued to the states, and those who came to Istanbul were executed as Jelali, Jelali being followers of Celali, the leader of the revolt in 1519 in Tokat who lead peasants acting against feudal exploitation.Murad IV shivering and brutal sultan started with this shaking.