Please help me with this question

Discuss the ways in which the northern and southern economies and social customs differed in the decade prior to the civil war. why are they characterized as having “two distinct societies”?

In italy, the distance between milan in the north and palermo,sicily, in the south is about 550 miles. in the united states, the distance betweenboston, massachusetts, and savannah, georgia, is about 900 miles. do you think the american revolutionaries of 1776 in the 13 colonies faced some of the same challenges as the patriots who struggled for italian unity in the 1860s?  

How does fortas defend the majority decision that free speech in school is constitutionally protected