How did 400 thousand enslaved Africans build America in 235 years, when 300 thousand enslaved African could not build Barbados in 215 years, or 5 million enslaved Africans could not build Brazil in 350 years, or 600 thousand enslaved Africans could not build Cuba in 375 years, or 30 thousand enslaved African could not build Haiti in 300 years, or 600 thousand enslaved African could not build Jamaica in 300 years?
How did 400 thousand enslaved Africans build America in 235 years, when 300 thousand enslaved African could not build Barbados in 215 years, or 5 million enslaved Africans could not build Brazil in 350 years, or 600 thousand enslaved Africans could not build Cuba in 375 years, or 30 thousand enslaved African could not build Haiti in 300 years, or 600 thousand enslaved African could not build Jamaica in 300 years?
