What are the differences between sheikh, emir, sultan and caliph?

sultan kingSultan Selangor yang pertama (Raja Lumu) adalah dari keturunan Melayu Bugis, yang mengaku keturunan dari penguasa Luwu di bahagian selatan Sulawesi.Bangsawan dari keturunan ini terlibat dalam perselisihan KesultananWhere to Sultan (2016) starring Salman Khan, Anushka Sharma, Randeep Hooda and directed by Ali Abbas Zafar. Sultan is a classic underdog tale about a wrestler's journey, looking for a comeback by defeating all odds.