''From the 18th century, the number of both European and Arabic posts increased substantially and Africans were traded into slavery on French sugar and coffee plantations in some of the Indian Ocean islands as well as Brazil, Cuba and North America. As international demand for African slaves increased, so did Mozambique’s involvement in the trade, both across the Indian and Atlantic Oceans. Mozambique’s secret slave trade continued until the early 20th century.”
Source: Internet. Breaking the
Silence. Slave Routes.