The alliance system in Europe basically was if one country went to war, all of the other countries in that alliance would back up their buddy and go to war as well. This is what happened when Archduke Franz Ferdinand was assassinated and Austria-Hungary was arguing with Bosnia and each of their alliances go pulled in with them too.
Answer:
The debate on wether slaves should be freed or property.
Answer:
By the time North Carolina was settled, slavery had developed in Virginia and South Carolina.