<Li> British North America </Li> <Tr> <Th_colspan="2"> Strength </Th> </Tr> <Tr> <Td> 6,000 </Td> <Td> 15,000 </Td> </Tr> <Tr> <Th_colspan="2"> Casualties and losses </Th> </Tr>

Who did the united states receive the aroostook valley from