First they would have to be in a anti slavery state, there were also some wealthy African Americans in the time of slavery
The aztecs had strict social structures including human sacrifices to the gods
The answer is John Pierpont Morgan.
J P Morgan dominated corporate finance and industrial consolidation during his time, with business in infrastructure, steel and real estate. He created a huge conglomerate and he is considered the largest banker in US history, being sought by the Americando Government to assist in resolving a crisis in 1895.
Britain, France and Russia before World War 1