Zanzibar Revolution with Tanganyika to form the new nation of Tanzania, an act judged by contemporary media to be an attempt to prevent communist subversion of Zanzibar. The revolution ended 200 years of Arab dominance in Zanzibar, and is commemorated on the island each year with anniversary celebrations and a public holiday. The Zanzibar Archipelago, now part of the Southeast African republic of Tanzania, is a group of islands lying in the Indian Ocean off the coast of Tanganyika. It comprises the main southern island of Unguja (also known as Zanzibar), the smaller northern island of Pemba, and numerous surrounding islets. With
Sultanate of Zanzibar Sadler was the first governor and commander in chief. There were occasional troubles with local tribes but the country was opened up by the Government and the colonists with little bloodshed. After the First World War, more farmers arrived from England and South Africa, and by 1919 the European population was estimated at 9,000 settlers. On 23 July 1920, the inland areas of the East Africa Protectorate were annexed as British dominions by Order in Council. That part of the former Protectorate was thereby constituted as the Colony of Kenya and from that time, the Sultan of Zanzibar ceased to