I believe it climate and landformations, Regions are usually made from Gerrymandering
Farmers mastered irrigation early, providing more crops than they needed to support the population.
When Germany experienced inflation, especially after World War I, prices for goods "<span>d. increased," dramatically, since this was in fact "hyper inflation," which is very severe. </span>
This term was known as popular sovereignty and resulted in debate over many decades in both State legislatures and the United States congress. It led to tension across the free and slave states, even leading to a event known as Bleeding Kansas in which the residents would determine whether to be free or slave