<Tr> <Td> Dominion of Newfoundland </Td> <Td> </Td> </Tr> <Tr> <Th> Today part of </Th> <Td> <P> Canada </P> United States </Td> </Tr> <P> The term "British North America" refers to the former territories of the British Empire on the mainland of North America . The term was first used informally in 1783, but it was uncommon before the Report on the Affairs of British North America (1839), called the Durham Report . These territories today form modern - day Canada and the Pacific Northwest of the United States . </P> <P> English and later Scottish colonization of North America began in the 16th century in Newfoundland, then began further south at Roanoke and Jamestown, Virginia, and reached its peak when colonies had been established through much of the Americas . </P>

Which of the following had the greatest presence on the north american mainland in 1763