They all are states..that what they have in common..
More factories opened and more people moved to urban areas
He was from the Soninke ethnic group. Askia Muhammad strengthened his empire and made it the largest empire in West Africa's history. ... In addition, Askia established standardized trade measures and regulations, initiated the policing of trade routes and also established an organized tax system.
A very active one. there were trade routes cri- crossing the continent, and the huge trading city of cahokia <span />