Answer:The northern economy relied on manufacturing and the agricultural southern economy depended on the production of cotton. The desire of southerners for unpaid workers to pick the valuable cotton strengthened their need for slavery.
Explanation:
Assuming you mean the Great Plains of the USA- it boosted their sales because of the government buying more wheat to ship overseas to assist in refugee and military supplies, assuming the farmer(s) were not drafted into military service themselves.
it shows that it is made for the people and by the people.