Economic history of Pakistan canals, dams and power stations, began Pakistan's space programme. In 1959 the country began the construction of its new capital city. A Greek firm of architects, Konstantinos Apostolos Doxiadis, designed the master plan of the city based on a grid plan which was triangular in shape with its apex towards the Margalla Hills. The capital was not moved directly from Karachi to Islamabad; it was first shifted temporarily to Rawalpindi in the early sixties and then to Islamabad when the essential development work was completed in 1966. The partition of British India and the emergence of India and Pakistan in
International School of Islamabad 165 students in January 2003, an all-time low, but enrollment recovered to 374 in 2007–2008. Enrollment declined after 2008. After the Islamabad Marriott Hotel bombing in October of that year, the United Nations and other organizations stated that Islamabad was not a family post, meaning employees of those organizations may not have their family members in the same city. Additional events in Pakistan and neighboring countries caused additional enrollment declines. Each year, 30% of the school's students are new students. Enrollment count: International School of Islamabad International School of Islamabad (ISOI) is an international school in Islamabad, Pakistan, serving K-12.