As a result of the Punic Wars, Rome was on control over the western Mediterranean.
I believe that it caused many native americans to give up their land and force to go another territory. This migration was known as the Trail of Tears which cause many native americas to die along the way
The correct answer here is to establish Germany's war guilt.
With this article, it is established clearly that the war was Germany's fault, and of her allies. Germany accepted this. What all of this means is that now as the both guilty and losing party Germany had to accept things the Allies demanded of her. The Allies had all the power in this negotiations.
The introduction of the "horse" to North America drastically changed the lives of many American Indians, in that the horse was an incredibly valuable mode of transportation.