D. To promote a spirit of cooperation to achieve foreign trade agreement
Plato’s belief into having peace and harmony to be brought
out in the human race is when the society is not being governed or being ruled
by the people who are high in the society such as the rich people and the
people who should be ruling are the ones who have intellect and are wise for he
has called them or referred them to be the philosophy kings.
The slave states that did not secede and join the confederacy were called "border states", which were incredibly important for the North, since they provided a "buffer" between the far more hostile Southern states.