How did slavery portugal become the world's largest supplier of sugarcane what effect does sugarcane have on the slave trade in africa

Portuguese sugar plantations on African island colony Madeira provided largest market

Introduction of sugarcane to the Americas causes slaves to move to South and Central America

Soon after Columbus returned from his first voyage to the new world it became apparent to old world investors and the Spanish crown that the new territories could not be exploited as had been hoped. Indeed, Magellan’s circumnavigation of 1519-1522 proved that the territories visited by Columbus weren’t even parts of Asia, but a continent that could offer little in the way of spices and manufactured goods such as were exported from east Asia. However, the Europeans quickly realized that the new world possessed potential of a different sort: the production of sugar cane. Consequently, the plantation system and the sugar refining industry, rather than the harvesting of spices and silk production, were destined to shape the economy and society of Brazil and the West Indies.1

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