<Tr> <Td> </Td> <Td_colspan="2"> Hamburg </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="2"> Lübeck </Td> </Tr> <Tr> <Td_colspan="3"> Imperial Territories (Reichsländer) </Td> </Tr> <Tr> <Td> </Td> <Td> Alsace - Lorraine (Elsass - Lothringen) </Td> <Td> Straßburg </Td> </Tr>

Which of the following was a significant factor in both the german wars for unification