Sultanate of Zanzibar fled into exile, and the Sultanate was replaced by the People's Republic of Zanzibar and Pemba. In April 1964, this short-lived communist republic was united with Tanganyika to form the United Republic of Tanganyika and Zanzibar, which became known as Tanzania six months later. By 1964, the country was a constitutional monarchy ruled by Sultan Jamshid bin Abdullah. Zanzibar had a population of around 230,000 natives, some of whom claimed Persian ancestry and were known locally as Shirazis. It also contained significant minorities in the 50,000 Arabs and 20,000 South Asians who were prominent in business and trade. The various
Sultanate of Zanzibar island. After his death in 1856, two of his sons, Majid bin Said and Thuwaini bin Said, struggled over the succession, so Zanzibar and Oman were divided into two separate realms. Thuwaini became the Sultan of Muscat and Oman while Majid became the first Sultan of Zanzibar, but obliged to pay an annual tribute to the Omani court in Muscat. During his 14-year reign as Sultan, Majid consolidated his power around the local slave trade. His successor, Barghash bin Said, helped abolish the slave trade in Zanzibar and largely developed the country's infrastructure. The third Sultan, Khalifa bin Said, also