<Tr> <Td> Beaver (Hodígë'ge: ga:') </Td> <Td>--</Td> <Td> Beaver (Hona'gaia'gih) </Td> <Td> Beaver (Rakinęhá ha ˀ) </Td> <Td>--</Td> <Td>--</Td> </Tr> <Tr> <Td> Heron (Hodidáë'ö: ga:')' </Td> <Td> Heron </Td> <Td> Heron </Td> <Td>--</Td> <Td>--</Td> <Td>--</Td> </Tr> <Tr> <Td> Hawk / Eagle (Hodíswë'gaiyo')' </Td> <Td> Hawk (Hodihsw'ęgáiyo') </Td> <Td> Hawk (Degaiadahkwa') </Td> <Td>--</Td> <Td>--</Td> <Td>--</Td> </Tr> <Tr> <Td>--</Td> <Td>--</Td> <Td> Eel (Ohgönde: na') </Td> <Td> Eel (Akunęhukwatíha ˀ) </Td> <Td>--</Td> <Td>--</Td> </Tr>

Based on this excerpt what was the purpose of the iroquois league