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
History of Zanzibar was characterized by fratricidal quarrels as it was common for brother to murder brother, and this was typical of the Arab aristocracy, where it was acceptable for family members to murder one another to gain land, wealth, titles and slaves. Visitors to Zanzibar often mentioned the "shocking brutality" which the Arab masters treated their African slaves, who were so cowed into submission that there was never a slave revolt attempted on Zanzibar. The cruelty which the Arab masters treated their black slaves left behind a legacy of hate, which exploded in the revolution of 1964. The Sultan of Zanzibar controlled