 Kampala is reported to be among the fastest-growing cities in Africa, with an annual population growth rate of 4.03 percent, by City Mayors.Kampala has been ranked the best city to live in East Africa ahead of Nairobi and Kigali by Mercer, a global development consulting agency based in New York City.Kampala originally referred to only the present-day Old Kampala hill, on whose summit Fort Lugard was located, and the initial headquarters of the British colonialists in the soon to be Uganda Protectorate.