The Prime Minister of Pakistan is the political leader and head of government of the country, and is responsible for nominating the rest of the government, chairing Cabinet meetings and deciding when to call general elections for the National Assembly. The office of prime minister was created immediately after the establishment of Pakistan by the Indian Independence Act 1947.
Liaquat Ali Khan, appointed as the first prime minister by the Governor-General in 1947, was assassinated in 1951. Six further prime ministers served between 1951 and 1958, when the office was dissolved by Iskander Mirza, the President of Pakistan. A later president, Yahya Khan, appointed Nurul Amin as prime minister in 1971, although Amin held the post for only thirteen days. Under the 1973 constitution of Pakistan, the post was recreated and Zulfikar Ali Bhutto became prime minister. Bhutto was overthrown by Muhammad Zia-ul-Haq during Operation Fair Play in 1977, the position was abolished and Zia became Chief Martial Law Administrator.Muhammad Khan Junejo was appointed as prime minister by Zia in 1985, and subsequently dismissed under the Eighth Amendment to the Constitution of Pakistan in 1988.