In 1976, she graduated in P. P. E. (Politics, Philosophy and Economics). In the autumn of 1976, Benazir returned once again to Oxford to do a one-year postgraduate course. In January 1977, she was elected the President of the Oxford Union. Benazir Bhutto returned to Pakistan in June 1977. She wanted to join the Foreign Service but her father wanted her to contest the Assembly election. As she was not yet of age, Benazir Bhutto assisted her father as an advisor.
In July 1977, General Zia-ul-Haq imposed Martial Law. During the Martial Law, Benazir was allowed to proceed abroad on medical grounds in January 1984, after spending nearly six and a half years in jail. She went into exile in England for two years.
In July 1984, her younger brother Shah Nawaz died under mysterious circumstances in Paris. She came back to Pakistan to attend his burial ceremony. A year later she came back to Pakistan to fight the elections for National and Provincial Assemblies held by General Zia-ul-Haq. When she returned on April 10, 1986, one million people welcomed her at the Lahore airport. She attended mammoth rallies all over Pakistan and kept in close touch with the Movement for Restoration of Democracy. On December 18, 1987, Benazir married Asif Ali Zardari in Karachi. She contested the elections, which were held by Ghulam Ishaq Khan, who had taken over as acting President after the death of General Zia in an air crash on August 17, 1988, at Bhawalpur.
At the age of 35, she was the youngest and the first woman Prime Minister to lead a Muslim nation in modern age. During her first term, she started Peoples Program for economic uplift of the masses. Benazir Bhutto also lifted a ban on student and trade unions. The P. P. P. Government hosted the fourth S. A. A. R. C. Summit held in Islamabad, in December 1988.
On various issues, differences between her Government and the Establishment led to her dismissal by the President Ghulam Ishaq Khan, on August 6, 1990.
Benazir returned to power, by winning the October 1993 elections. The P. P. P. had won the largest share with 86 seats and formed a new Government with the help of alliances, but her own-nominated President, Farooq Ahmad Khan Leghari, dismissed her government again in November 1996 on corruption charges.Her publications include "Daughter of the East" and "Foreign Policy Perspective".