Answer:
The Roman Empire had grown so large that it was difficult to rule.
Northerners had many politicians that didn't essentially care about reconstruction or African-Americans. They just went south to get into positions of power because the political area was open for newcomers since the old politicians in the South were the racists who led to the war. As they weren't that interested, the ideas of democracy soon ended and the policy of separate but equal was established which still enabled racism and segregation only in a legal manner.
I really need to know what the answer is as well I am super confused
The primary problem that socialist thinkers wanted to solve was the problem associated with capitalism--primarily that it seemed like wealth was being consolidated at the top of the income class, and that the workers were not able to advance economically in society.