Prime Minister of Pakistan departure of Pervez Musharraf allowed Asif Zardari to become President. In 2010, the XVIII Amendment to the Constitution of Pakistan was passed to reverse the XVII amendment; it returned the country to being a parliamentary democratic republic. In addition, the XVIII Amendment removed all powers of the presidency to dissolve the Parliament unilaterally and sweep away the powers amassed by the former presidents Pervez Musharraf and Zia-ul-Haq to maintain a delicate check and balance. Following a contempt of court case, the Supreme Court permanently disqualified Prime Minister Yousuf Raza Gillani. Originally, the PPP nomination was Makhdoom Shahbuddin, but he was
Acting prime minister Minister, served as Acting Prime Minister for six days, after Norman Kirk died in office in 1974. Deputy Prime Minister Winston Peters was serving as Acting Prime Minister as of 21 June 2018 until 2 August 2018, while Jacinda Ardern took maternity leave. Prior to the establishment of the Deputy Prime Minister role, a senior Minister would be appointed to act as Prime Minister when, for example, the incumbent was travelling overseas. In the current era, when both the Prime Minister and Deputy Prime Minister are unavailable, the next highest ranking minister who is available will be asked to act