Answer:
The advantage of the Union is that generally more people in the north opposed slavery, an advantage of the south is that do to the fact that the south has more money, they have better equipment. Both sides has the advantage of spies, which prove to be the most significant. The reason that the Union prevail is that President's Lincoln's cabinet and generals like Ulysses Grant. The south rans out on soldiers and general so they cant continue with the war. Also, the south or the Confederacy is dependent on agricultural and they do not have enough factories like the Union which is the north so they cannot support the war effort.
Step-by-step explanation:
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