History of West Africa more states. Early human settlers arrived in West Africa around 12,000 BCE. In the fifth millennium, as the ancestors of modern West Africans began entering the area, the development of sedentary farming began to take place in West Africa. The Iron industry, in both smelting and forging for tools and weapons, appeared in Sub-Saharan Africa by 1200 BCE, and by 400 BCE, contact had been made with the Mediterranean civilizations, and a regular trade included exporting gold, cotton, metal, and leather in exchange for copper, horses, salt, textiles, and beads. Culture developed further with the Nok culture (1000 BCE to
History of West Africa trade, followed by the English in 1562 . By 1650 the slave trade was in full force at a number of sites along the coast of West Africa, and over the coming centuries would result in severely reduced growth for the region's population and economy. The expanding Atlantic slave trade produced significant populations of West Africans living in the New World, recently colonised by Europeans. The oldest known remains of African slaves in the Americas were found in Mexico in early 2006; they are thought to date from the late 16th century and the mid-17th century. As the demand for