Complex sentence: He belonged to Arain (tribe) and is generally remembered in Pakistan as an honest, simple and humble leader of one of the largest political parties in Pakistan, this personality made him an exception to the normal life style of the political elite.
Split into simpler sentences: He belonged to Arain (tribe) and is generally remembered in Pakistan as an honest, simple and humble leader of one of the largest political parties in Pakistan. His personality made him an exception to the usual life style of the political elite.