by Ayesha Ijaz Khan in Dawn, January 22nd, 2023The writer is a lawyer in London.Nearly every civilian prime minister in Pakistan has had to leave office prior to the expiration of his/her stated term. Just as the army’s blessings were crucial for the PMs to ascend to the highest civilian office, so too they have had to leave unceremoniously once they fell out with the establishment. The three-year itch is when things have historically gone…