Flag of Zanzibar flag fell out of use. Flag of Zanzibar The flag of Zanzibar was adopted on 9 January 2005. It is a horizontal tricolour of blue, black, and green with the national flag of Tanzania in the canton. Zanzibar was a part of the Sultanate of Muscat and Oman, which flew a plain red flag, beginning in 1698. Majid bin Said declared an independent Sultanate of Zanzibar on 2 November 1856 but did not adopt a new flag. The red flag remained in use during the British protectorate period. When Zanzibar gained independence from the United Kingdom on 10 December 1963,
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