<Tr> <Td> </Td> <Td> Ghana Empire </Td> </Tr> <Tr> <Td> </Td> <Td> Gao Empire </Td> </Tr> <Table> <Tr> <Td> Songhai Empire </Td> <Td> </Td> </Tr> <Tr> <Td> Jolof Empire </Td> <Td> </Td> </Tr> <Tr> <Td> Kaabu Empire </Td> <Td> </Td> </Tr> <Tr> <Td> Empire of Great Fulo </Td> <Td> </Td> </Tr> </Table> <Tr> <Td> Songhai Empire </Td> <Td> </Td> </Tr>

Who consolidated and strengthened the kingdom of mali