What feature of the continent is described by the different colors on the map?

Over time, who did the nature of slavery change in america

Between 1820 and 1860, the united states received a huge number of immigrants from european nations. on the map, identify the state where the most immigrants moved in search of jobs.

This table shows the number of cities in north carolina from 1860 to 1910. which factor was responsible for the change in population from 1860 to 1910? a. the expansion of railroad lines cities grow. b. the growth of farms brought workers into the state. c. the civil war resulted in residents leaving the state. d. the rise of corruption led many residents to leave cities.