1889-Karachi-[When the British seized Karachi in 1839, it had about 10,000 inhabitants. Fifty years later it had grown to over 150,000 inhabitants. Situated on top of the Indus river delta, it became the port of choice for produce flowing in and out of Sindh, Baluchistan and the newly irrigated lands of the Punjab. In 1932, with the opening of the Sukkur Barrage in northern Sindh, the city again grew enormously