Islam in Zanzibar to fight for the secession of Zanzibar from the Union of the United Republic of Tanzania. Islam in Zanzibar Islam is the most prominent religion on the island of Zanzibar. According to the CIA Factbook, more than 99% in the island are Muslim. The vast majority of Muslims in Zanzibar are Sunni of Shafi'i school of jurisprudence with minority Ibadi, Ismaili and Twelver Shia. Islam came to Zanzibar in the 8th century. There is also a presence of Ahmadi Muslims in Zanzibar. According to one source, "Islam in Zanzibar inspired anti-colonialism, political movements and nationalistic struggle for independence." Other Muslim
Sultanate of Zanzibar Sultanate of Zanzibar The Sultanate of Zanzibar (, ), also known as the Zanzibar Sultanate, comprised the territories over which the Sultan of Zanzibar was the sovereign. Those territories varied over time, and at one point included all of what is now Kenya as well as the Zanzibar Archipelago of the Swahili Coast. Later, the kingdom's realm included only a ten mile wide coastal strip of Kenya and Zanzibar. Under an agreement concluded on 8 October 1963, the Sultan relinquished sovereignty over his remaining territory in Kenya. On 12 January 1964, Sultan Jamshid bin Abdullah was deposed and lost sovereignty