The document summarizes key aspects of the Atlantic slave trade between Africa and the Americas from the 15th to 19th centuries. It discusses how European powers like Portugal, the Netherlands, France, and England established small coastal colonies and traded with African societies for goods like gold, ivory, and pepper. The slave trade grew to dominate commerce over time, transporting over 12 million enslaved Africans, largely reducing African populations. Slavery was a pre-existing institution in Africa that Europeans exploited. The slave trade impacted African politics as states grew or declined based on access to firearms obtained through trade. Regions like Asante and Dahomey rose to power through the slave trade and military expansion. The slave trade connected