Sayf ibn Sulṭān References Sayf ibn Sulṭān imam of Oman Ask Anything Homework Help Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: eastern Africa/ The Portuguese invasion…Portuguese stronghold finally fell to Sayf ibn Sulṭān in December 1698. A few years later Zanzibar, the last of Portugal’s allies in Eastern Africa, also fell to the imam. Read More…Portuguese stronghold finally fell to Sayf ibn Sulṭān in December 1698. A few years later Zanzibar, the last of Portugal’s allies in Eastern Africa, also fell to the imam. Read More