Answer:
Slavery played the central role during the American Civil War. The primary catalyst for secession was slavery, especially Southern political leaders' resistance to attempts by Northern antislavery political forces to block the expansion of slavery into the western territories.
Why is slavery wrong?
Slavery increases total human unhappiness.
The slave-owner treats the slaves as the means to achieve the slave-owner's ends, not as an end in themselves.
Slavery exploits and degrades human beings.
The answer is : Trying to make money by trading with the world .
Reformers were putting together state
1. James Madison and Alexander Hamilton and Sherman
2. the purpose was to amend the Article of Confederation
3. small states wanted number of representatives equal and bigger states wanted popular representatives