> Estimates of the number of slaves today range from around 21 million to 46 million, depending on the method used to form the estimate and the definition of slavery being used.
> According to research provided by Emory University as well as Henry Louis Gates Jr., an estimated 12.5 million slaves were transported from Africa to colonies in North and South America.
https://en.wikipedia.org/wiki/Slavery_in_the_21st_century
> Estimates of the number of slaves today range from around 21 million to 46 million, depending on the method used to form the estimate and the definition of slavery being used.
https://en.wikipedia.org/wiki/Triangular_trade
> According to research provided by Emory University as well as Henry Louis Gates Jr., an estimated 12.5 million slaves were transported from Africa to colonies in North and South America.