Answer:
America established itself as a nation and it directly bordered England's colony of Canada and the Spanish colony of Florida. In addition, although the French aided the American in fighting the British, the French were not included in the signing of the Treaty of Paris. Because American trade was no longer under the British Empire, the newly independent America became a new competitor in Atlantic trade, outside of the British Empire. Outside of world trade, the growing land mass of America had natural resources that could be exported for Atlantic Trade
Explanation:
The south said they were going to secede if Abe got elected president, this has to do with the Dred Scott case because the north was against slavery and this case said that slaves and free blacks were not citizens and they had no right to sue in the first place
which I think is wrong, anybody can sue. But hey whatever my opinion