Foreign relations of Zanzibar es Salaam and later Dodoma. Foreign relations of Zanzibar The foreign relations of Zanzibar refers to the relationships with other nations by the independent Zanzibari government which existed from 1856 to 1964, when the Zanzibar Revolution overthrew the ruling Sultan and unified the country with Tanganyika, forming Tanzania. In 1890, Zanzibar gave up formal control over their foreign relations to the British Empire. In 1906, the United States of America formalized a treaty in which they relinquished any claims to Zanzibar in favor of the British Empire. Following the unification and creation of Tanzania, Zanzibar's foreign relations were handled by
Zanzibar rate slightly higher in females (0.7 percent) than males (0.5 percent). The northern part of the island presents elevated volumes of trash in the streets, beaches and the ocean—mostly plastic bottles, other plastics and cigarette butts. There is indiscriminate dumping in residential areas. Ancient pottery implies trade routes with Zanzibar as far back as the time of the ancient Assyrians. Traders from the Arabian Peninsula, the Persian Gulf region of modern-day Iran (especially Shiraz), and west India probably visited Zanzibar as early as the 1st century. They used the monsoon winds to sail across the Indian Ocean to land at