They must enlist for the U.S. Military.
People in the south used slaves because their economy was focussed on things like cash crops (tobacco, cotton, etc.) These crops required a lot of work so farmers and plantation owners could not do it by themselves. So by using enslave persons they could harvest more crops, sell more, make more money, and in return boost the southern economy.
There is a fire, to show devastation, it was taken from the top of a building,and amazment
B forced graduate schools across the country to integrate.
Hope this can help.