his island, which is home to a large population of Persian descent called the Shirazis, was the base of Tippu Tip's slave trade. 
This island's Uroa coin hoard might have been buried to hide it from the Portuguese expedition commanded by Ruy LorenÃ§o Ravasco. This island, which is home to a large population of Persian descent called the Shirazis, was the base of Tippu Tip's slave trade. A conflict on this island was sparked by Khalidbin Barghash's seizure of the throne, and caused damage to the electrified (*) House of Wonders, located in this cloveÂ­producing island's Stone Town. Formerly the capital of the sultanate of Oman, this island became a British protectorate as the result of a treaty which gave Germany control over Heligoland. For 10 points, name this island that was the site of the world's shortest war and, in 1964, merged with Tanganyika.
This island's Uroa coin hoard might have been buried to hide it from the Portuguese expedition commanded by Ruy LorenÃ§o Ravasco. 
Zanzibar