Ministry of Defence (Pakistan) of the army, navy and air force in Pakistan until 1956. In December 1959, the federal capital shifted temporarily to Rawalpindi, while plans for Islamabad were drawn up by then-General Ayub Khan's military government. The proximity of the Army Headquarters in Rawalpindi played a major role in the decision to relocate the capital. In March 1972, President Zulfiqar Ali Bhutto in response to criticism over the difficulties in inter-service coordination in previous wars decreed that all service HQs were to move to Islamabad. The Navy was the first to comply, with Naval Headquarters moving from Karachi to Sector E9 Islamabad
Islamabad Software Technology Parks, which house numerous national and foreign technological and information technology companies. Some jobs have relocated from India to Islamabad. Awami Markaz IT Park houses 36 IT companies, while Evacuee Trust house 29 companies. Islamabad will see its third IT Park by 2020, which will be built with assistance from South Korea. Islamabad is home to many migrants from other regions of Pakistan and has a cultural and religious diversity of considerable antiquity. Due to its location on the Pothohar Plateau, remnants of ancient cultures and civilisations such as Aryan, Soanian, and Indus Valley civilisation can still be