Answer:
the ans: D) Develop stronger alliances with American Indians
It would be first the Neolithic revolution that has happened during the prehistoric times. Next would be the Crusades when christian army tried to retake the Holy Land from the infidels and Muslims that they were fighting against. Lastly would be the Renaissance that means rebirth. Renaissance open the world into more possibilities and open the minds of the people.
Nationalism caused World War 1 . People put nationalism in their country above other countries which caused a lot of conflict
Answer:
The first reason is that most of the South had broken off the rest of the Union, and did not view Abraham Lincoln as a valid authority figure.
The second reason is that slaves were an essential part to the Southern economy due to the many plantations all over the South. It was cheaper to pay a price once and get a slave that did unlimited work than it was to pay someone to do it every single time.