Explanation

Prime Minister Bhutto was deposed in a military coup led by General Muhammad Zia on July 5, 1977. General Zia declared martial law and proclaimed himself chief martial law administrator on July 6, 1977. Parliamentary elections were scheduled for October 18, 1977, but General Zia postponed the elections indefinitely on October 1, 1977. Former Prime Minister Bhutto was arrested for the murder of Nawab Mohammad Ahmad Khan on September 3, 1977. Demonstrations against the arrest of Zulfikar Ali Bhutto occurred in Karachi and Lahore on September 18, 1977, resulting in the death of one individual. Zulfikar Ali Bhutto was convicted of murder and sentenced to death on March 18, 1978. President Fazal Elahi Chaudhry resigned on September 14, 1978, and General Zia was sworn in as president on September 16, 1978. Zulfikar Ali Bhutto was hanged on April 4, 1979.