<P> By the 1950s, East Bengal surpassed West Bengal in having the largest jute industries in the world . The Adamjee Jute Mills was the largest jute processing plant in history and its location in Narayanganj was nicknamed the Dundee of the East . The Adamjees were descendants of Sir Haji Adamjee Dawood, who made his fortune in British Burma . </P> <P> Natural gas was discovered in the northeastern part of East Pakistan in 1955 by the Burmah Oil Company . Industrial use of natural gas began in 1959 . The Shell Oil Company and Pakistan Petroleum tapped 7 gas fields in the 1960s . The industrial seaport city of Chittagong hosted the headquarters of Burmah Eastern and Pakistan National Oil . Iran, an erstwhile leading oil producer, assisted in establishing the Eastern Refinery in Chittagong . </P> <P> The Comilla Model of the Pakistan Academy for Rural Development (present - day Bangladesh Academy for Rural Development) was conceived by Akhtar Hameed Khan and replicated in many developing countries . </P> <P> In 1965, Pakistan implemented the Kaptai Dam hydroelectric project in the southeastern part of East Pakistan with American assistance . It was the sole hydroelectric dam in East Pakistan . The project was controversial for displacing over 40,000 indigenous people from the area . </P>

Short note on causes of separation of east pakistan