There is regular steamship communication between the chief ports and Marseilles, Zanzibar and India (via Mauritius and Ceylon); and a submarine cable to Mozambique places the island in telegraphic connexion with the rest of the world.
The settlement in East Africa menaced the old-established British influence over Zanzibar, which was all the more serious because of the close connection between Zanzibar and the rulers of the Persian Gulf; and Australia saw with much concern the German settlement in New Guinea, especially as a British Protectorate (which in the view of Australians should have included the whole of what Germany was allowed to take) had previously been established in the island.
A submarine cable from Durban goes to Zanzibar and Aden, whence there is communication with every quarter of the globe.
In August 1892 the sultan of Zanzibar leased the Benadir ports of Italy for fifty years.
The buildings include the residence of the administrator, barracks, a government school for natives, a mosque and Hindu temple, and the establishment of the Mission du Sacre Caur, which possesses a large plantation of coco-nut palms. Bagamoyo is in telegraphic communication with Zanzibar and with the other coast towns of German East Africa, and has regular steamship communication with Zanzibar.
The stream of arms flowing from Zanzibar to Muscat continued to increase in volume, and in 1892 no less than 11,50o firearms were landed at Muscat, of which more than half were at once reexported.
The port is a coaling station of the British navy and is connected by telegraphic cables with Zanzibar and Mauritius.
While these negotiations were going on, various German companies had set to work to exploit the country, and on the 16th of August 1888 the German East African Company, the lessee of the Zanzibar mainland strip, took over the administration from the Arabs.
The submarine cables of the Eastern Telegraph Company here diverge - on the one hand to India, the Far East and Australia, and on the other hand to Zanzibar and the Cape.
This second group may be divided into a-Barbaloins, obtained from Barbadoes aloes, and reddened in the cold, and Barbaloins, obtained from Socotrine and Zanzibar aloes, reddened by ordinary nitric acid only when warmed, or by fuming acid in the cold.