<Tr> <Td> </Td> <Td_colspan="2"> </Td> <Td> </Td> <Td_colspan="2"> </Td> <Td> </Td> <Td_colspan="4"> </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="4"> 26 . Francis I, Holy Roman Emperor </Td> </Tr> <Tr> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="4"> </Td> </Tr>

Who was queen isabella of spain married to