Zanzibar All Tanzania, based at Dodoma. The Roman Catholic Diocese of Zanzibar was created in 1980. An apostolic vicariate of Zanzibar had been created in 1906, out of part of a much larger east African jurisdiction. This was suppressed in 1953, with the territory coming under Kenyan church control, but was restored once more in 1964. It was created a diocese just before Easter 1980. The current bishop is Augustine Ndeliakyama Shao. It is part of the Province of Dar es Salaam, under the Archbishop of Dar es Salaam. As a semi-autonomous part of Tanzania, Zanzibar has its own government, known
Zanzibar century. Persian, Indian, and Arab traders used Zanzibar as a base for voyages between the Middle East, India, and Africa. Unguja, the larger island, offered a protected and defensible harbor, so although the archipelago offered few products of value, traders settled at Zanzibar City ("Stone Town") a convenient point from which to trade with the other Swahili coast towns. The impact of these traders and immigrants on the Swahili culture is uncertain. During the Middle Ages, Zanzibar and other settlements on the Swahili Coast were advanced. The littoral contained a number of autonomous trade cities. These towns grew in wealth