Zanzibar by the People's Republic of Zanzibar and Pemba, a socialist government led by the Afro-Shirazi Party (ASP). Over 20,000 people were killed and refugees, especially Arabs and Indians, escaped the island as a consequence of the revolution. In April 1964, the republic merged with mainland Tanganyika. This United Republic of Tanganyika and Zanzibar was soon renamed, blending the two names, as the United Republic of Tanzania, within which Zanzibar remains a semi-autonomous region. The 2002 census is the most recent census for which results have been reported. The total population of Zanzibar was 984,625 – with an annual growth rate
Zanzibar of 3.1 percent. The population of Zanzibar City, which was the largest city, was 205,870. Around two thirds of the people, 622,459, lived on Unguja (Zanzibar Island), with most settled in the densely populated west. Besides Zanzibar City, other towns on Unguja include Chaani, Mbweni, Mangapwani, Chwaka, and Nungwi. Outside of these towns, most people live in small villages and are engaged in farming or fishing. The population of Pemba Island was 362,166. The largest town on the island was Chake-Chake, with a population of 19,283. The smaller towns are Wete and Mkoani. Mafia Island, the other major island of