Trans-Karakoram Tract
On 7 September 1958, after four years of negotiations (including six months of intense negotiations), Pakistan purchased the enclave of Gwadar from Oman for . Gwadar formally became a part of Pakistan on 8 December 1958, ending 174 years of Omani rule. In 1960, the federal capital was moved from Karachi to Rawalpindi and in 1961, the Federal Capital Territory was also merged into West Pakistan. In 1966, the capital was again moved to the newly constructed city of Islamabad. In 1962, Dacca was made the legislative capital of the country due to East Pakistan's high population. Following the 1963 Sino–Pakistan Agreement, a part of the Gilgit Agency (controlled by Pakistan since the First Kashmir War) was formally relinquished by Pakistan to the People's Republic of China (the Trans-Karakoram Tract/Shaksgam Valley in northeastern Kashmir) with the provision that the settlement was subject to the final solution of the Kashmir dispute between India and Pakistan.