<Tr> <Th_colspan="2"> Classical antiquity </Th> </Tr> <Tr> <Td> Achaemenid Egypt </Td> <Td> 525--404 BC </Td> </Tr> <Tr> <Td> Twenty - eighth Dynasty of Egypt </Td> <Td> 404--398 BC </Td> </Tr> <Tr> <Td> Twenty - ninth Dynasty of Egypt </Td> <Td> 398--380 BC </Td> </Tr>

What is the difference between the old kingdom the middle kingdom and the new kingdom