Explanation

• Before becoming pm Nawaz sharif was CM of Punjab
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• In 1981, Nawaz was appointed by President Zia as the minister of finance for the province of Punjab.
• Backed by a loose coalition of conservatives, Nawaz was elected as the Chief Minister of Punjab in 1985 and re-elected after the end of martial law in 1988.
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• Nawaz Sharif became the 12th prime minister of Pakistan on 1 November 1990, succeeding Benazir Bhutto.
• He also became head of IJI.
• The Second Nawaz Sharif ministry began on 3 February 1997,