In What Ways Were The Swahili City-states Involved In Trade?

In What Ways Were The Swahili City-states Involved In Trade? Finally, Swahili city-states also manufactured goods for both their own residents and for trade such as pottery, cloth, and highly decorated siwa, the typical brass trumpet of the region. Goods from Africa included: Precious metals – gold, iron, and copper. Ivory. How did Swahili city-states