Revenue stamps of Zanzibar Revenue stamps of Zanzibar Zanzibar issued revenue stamps from when it was a British protectorate in 1892, to after when it became part of Tanzania in 1993. Zanzibar's first revenues were Indian revenue or special adhesive stamps overprinted ZANZIBAR in capitals, and these were issued between May 1892 and August 1894. Various provisional overprints, some manuscript and some printed, were produced at around 1904, and most of these are rare. In 1905, postage stamps portraying Sultan Seyyid Hamoud bin Mahommed bin Said were overprinted "Revenue", and sometime later, 1 rupee surcharges appeared on this issue. Between 1907 and 1908 various
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