query: What is the capital of Pakistan?
passage: List of capitals in Pakistan
Islamabad officially became the capital of Pakistan on 14 August 1967, exactly 20 years after the country's independence.[1] Previously, Rawalpindi was the capital, designated in 1958.[1] The first capital of Pakistan was the coastal city of Karachi, which was selected by Muhammad Ali Jinnah. [1] Karachi was and still is the largest city and economic capital of Pakistan. It remained the seat of government until 1959, when the military president, Ayub Khan, decided to build a new capital in the north of Pakistan, near the general headquarters of the Pakistani Armed Forces at Rawalpindi.
passage: Pakistan Day
The main celebration is held in Islamabad, the capital of Pakistan. The President of Pakistan is usually the Chief Guest; also the attended in public are Prime Minister of Pakistan alongside the Cabinet ministers, military chiefs of staff, and chairman joint chiefs.