I'm pretty sure it was the Mississippi River.
Answer:
It served as a base for the Confederates
D Government’s are instituted among men deriving the just powers from consent of the governed
I’m pretty sure this is right
Hope this helped :)
Grain storage gave people security and the ability of planning ahead. It means that they could store what they produced for the winter and not fear the winter. They could make long term plans and not just live day by day, fearing whether they would have enought to eat the following day
Additionally, it allowed for distribution of grain according to the wishes of those in power