the Assembly was restored by the Supreme Court on 26 May 1993. The Assembly was later dissolved on the advice of the Prime Minister on 18 July 1993. 1993 Tenth National Assembly The elections for tenth National Assembly was held on 6 October 1993. The first session was held on 15 October 1993. Syed Yousaf Raza Gillani took oath of the office of the Speaker National Assembly on 17 October 1993. Mohtarma Benizar Bhutto administered the oath as Prime Minister of Pakistan on 19 October 1993. The Assembly was dissolved by President Farooq Ahmad Khan Laghari on 5 November 1996. The elections for eleventh National Assembly was held on 3 February 1997. The first session was held on 15 February 1997. Mr. Illahi Bukhsh Soomro took oath of the office of the Speaker National Assembly on 16 February 1997. Mian Muhammad Nawaz Sharif took oath as prime minister of Pakistan and leader of the house on 17 February 1997. The new Assembly came into power with an overwhelming majority. The Article 58(2)(b) was later on omitted from the Constitution vide 13th Amendment in the Constitution in April 1997. It may be pertinent to note at this point that while, ostensibly, sixteen amendments have been made in the Constitution so far, the ninth and the eleventh Constitutional Amendments were, however, passed by the Senate alone and fifteenth by the National Assembly alone, hence these amendments lapsed. The fourteenth Amendment in the Constitution empowered a check on floor crossing of legislators. 1999 Musharraf Emergency Chief of Army Staff General Pervez Musharraf, who was also Chairman Joint Staff Committee, took over the government from Prime Minister Nawaz Sharif and declared himself as Chief Executive through a Proclamation of Emergency, on 12 October 1999. Through Provisional Constitutional Order (PCO) issued on 14 October 1999, he held the Constitution in abeyance, suspended the Senate, National and Provincial Assemblies, chairman and Deputy Chairman Senate, Speaker, Deputy Speaker National and Provincial Assemblies and dismissed the Federal and Provincial governments. President Mr. Muhammad Rafiq Tarar was, however, allowed to continue in his office. Under PCO (order No. 6) 29 October 1999, (as amended by C.E. Order No.5, 4 July 2001), the National Security Council was established for the purpose to tender advice to the Chief Executive (later on President), on matters relating to Islamic ideology, national security, sovereignty, integrity and solidarity of Pakistan so as to achieve the