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
Zanzibar Zanzibar since 1890 was terminated by the United Kingdom. The United Kingdom did not grant Zanzibar independence, as such, because the UK had never had sovereignty over Zanzibar. Rather, by the Zanzibar Act 1963 of the United Kingdom, the UK ended the Protectorate and made provision for full self-government in Zanzibar as an independent country within the Commonwealth. Upon the Protectorate being abolished, Zanzibar became a constitutional monarchy under the Sultan. However, just a month later, on 12 January 1964 Sultan Jamshid bin Abdullah was deposed during the Zanzibar Revolution. The Sultan fled into exile, and the Sultanate was replaced