<Tr> <Td> Brazilian Empire </Td> <Td> 8.337 </Td> <Td> 3.22 </Td> <Td> 7000560000000099999 ♠ 5.60% </Td> <Td> 1889 </Td> </Tr> <Tr> <Td> Eastern Han dynasty </Td> <Td> 6.5 </Td> <Td> 2.51 </Td> <Td> 7000436000000000000 ♠ 4.36% </Td> <Td> 100 </Td> </Tr> <Tr> <Td> Ming dynasty </Td> <Td> 6.5 </Td> <Td> 2.51 </Td> <Td> 7000436000000000000 ♠ 4.36% </Td> <Td> 1450 </Td> </Tr> <Tr> <Td> Rashidun Caliphate </Td> <Td> 6.4 </Td> <Td> 2.47 </Td> <Td> 7000430000000000000 ♠ 4.30% </Td> <Td> 655 </Td> </Tr>

Was the roman empire the greatest empire in history