<Tr> <Td_colspan="2"> Oyo </Td> </Tr> <Tr> <Td_colspan="2"> Northern </Td> <Td> Benue - Plateau </Td> <Td_colspan="3"> Plateau </Td> <Td> Nasarawa </Td> </Tr> <Tr> <Td> Plateau </Td> </Tr> <Tr> <Td_colspan="2"> Benue </Td> <Td_colspan="2"> Benue </Td> </Tr>

Who created the 36 state structure nigeria now has