During the isolation, they managed to create a distinct cultural identity and a society that reflected their values because they did not have anything from foreign lands to affect their beliefs. They eventually met economic problems which led to the end of the isolation period and the country entered the Meiji restoration.
The Federalists believed this:)
Whigs opposed the war because many of them thought that going to war with mexico would encourage slavery expansion and allow the US to gain new southwest territories
C. It let to the mass migration of the Indian elite.