Asif Ali zardari is currently the president of Pakistan. Pakistan is a democratic Republican state where President is the head of the state according to the constitution of Pakistan. Asif Ali Zardari is the co-chairperson of the famous political party called as Pkaistan Peoples Party (PPP). Asif Ali Zardari is the eleventh President of Pakistan. Asif Ali Zardai assumed the persident office on 9 september 2008. Asif Ali Zardari kept in prison 11 years for different accuses and blames. Asif Ali Zardai restored juduciary in Pakistan in March 2009. 
 Pervez Musharraf is now the former president of Pakistan. After the conflict of "Kargil", Prime minister Nawaz Sharif wanted to dismissed Musharraf but Musharraf suspended the constitution of Pakistan and became the Chief Executive of Army of Pakistan, he dismissed and imprisoned the Prime Minister Nawaz Sharif and then sent him in exile. Musharraf elected his self as a president of Pakistan in 2001. He dismissed the former president Rafique Tarar and got the power forcefully. In 2002, Supreme Court passed an order to hold elections in 2002. Musharraf, held a referendum to extend his office duties as a president of Pakistan for next five years after restoration of democracy in Pakistan. In 2007, when his office duration had completed he again tried to elect him self by the national assembly but opposition sued him in court and on 03 November before the final decision about Musharraf's post of president had to be announced. Musharraf imposed emergency state in Pakistan, meanwhile he again elected him self as a president of Pakistan for next five years by non-constitutional assembly, which had completed its office and power duration according to Pakistan constitution. Musharraf replaced and imprisoned the Chief justice of Pakistan "Iftikhar choudary", which is a non-constitutional act. Now Musharraf is a non-constitutional all in all president of Pakistan.