Answer:
people got greedier and they stopped caring about their people
but on a lighter note technological advances made a bigger and more complex government possible and effective
A, B, C, D
(everything except the last answer)
The south lost the civil war and eventually had to free their slaves but then even after this was set in place either they did not let their slaves go still or the slaves stayed anyway because they had no where else to go no job, health, or food source. Help that helps.
-Tralynn<span />
Attack from outside forces