Explanation:
Although some legislators were concerned about the constitutionality of the process, others feared that passage would increase the immigration of blacks to the state. As a result, the mass of Southern blacks now faced the difficulty Northern blacks had confronted—that of a free people surrounded by many hostile whites. Even after the Emancipation Proclamation, two more years of war, service by African American troops, and the defeat of the Confederacy, the nation was still unprepared to deal with the question of full citizenship for its newly freed black population.
The difference between atmosphere and hydrosphere is :
Basically Hydrosphere Includes all of the water that cover more than 70 % of Earth's surface
While atmosphere is the layers that protect the earth from Outer space material
hope this helps
