The slave trade began in 1455 in [[Africa]] as part of the [[Columbian exchange]]. The pope gave justification to enslave non-christians in a papal bull. It became an important part of Africa's economy. It did not come to an end until 1800-1865.
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The slave trade began in 1455 in [[Africa]] as part of the [[Columbian exchange]]. The pope gave justification to enslave non-christians in a papal bull. It became an important part of Africa's economy. It did not come to an end until 1800-1865 with the work of christians; [[William Wilberforce]] and [[John Wesly]]. [[America]] passed the [[13th amendment]] in response to it.