This document provides an overview of media in Pakistan across different eras. It defines media as communication channels that disseminate news, entertainment, education and promotional messages. It discusses the evolution of media in Pakistan from the eras of Ayub Khan, Zia-ul-Haq and Pervez Musharraf. It notes the establishment of Pakistan Television Corporation under Ayub Khan in 1964. It describes increased censorship of media under Zia-ul-Haq and the launch of the first private TV channel, Network Television Marketing, in 1990 under Benazir Bhutto. It also mentions the establishment of PEMRA to regulate broadcast stations in Pakistan.