Dhaka Constituent Assembly of Bangladesh in 1972. The post-independence period witnessed rapid growth as Dhaka attracted migrant workers from across rural Bangladesh. 60% of population growth has been due to rural migration. The city endured socialist unrest in the early 1970s, followed by a few years of martial law. The stock exchange and free market were restored in the late 1970s. In the 1980s, Dhaka saw the inauguration of the National Parliament House (which won the Aga Khan Award for Architecture), a new international airport and the Bangladesh National Museum. Bangladesh pioneered the formation of the South Asian Association for Regional
Dhaka declared as the country's legislative capital. The Inter-Continental Hotel of Dhaka, designed by William B. Tabler, opened in 1966 in Ramna. The East Pakistan Helicopter Service connected Dhaka with other regional cities as part of the largest commercial helicopter network in the world. The Awami League was formed at the Rose Garden Palace, in 1949 as the Bengali alternative to the domination of the Muslim League in Pakistan. Growing political, cultural and economic rifts emerged between the two wings of the country. The Bengali Language Movement reached its peak in 1952. Dhaka remained a center of revolutionary and political activity,