<Tr> <Th> Jewish </Th> <Th> 1,000 </Th> <Th> 2,000 </Th> </Tr> <Tr> <Th> Sweden </Th> <Th> 500 </Th> <Th> 2,000 </Th> </Tr> <Tr> <Th> Other </Th> <Th> 50,000 </Th> <Th> 200,000 </Th> </Tr> <Tr> <Th> British total </Th> <Th> 425,500 </Th> <Th> 2,560,000 </Th> </Tr>

In the early 1800s why did large numbers of immigrants move to the western frontier