Answer:
Many Northerners imagined the Civil War as a battle waged to deliver the South from the clutches of the “Slave Power,” a conspiracy of elite slaveholders who held disproportionate sway over national politics and who had duped, bullied, and even terrorized non-slaveholding white Southerners into supporting the project of secession.
Explanation:
A rich layer of fertile ground was left where people could grow agricultural products. This enabled them to settle down in the river valley and start building a civilization. The flooding of the Nile became a major thing in Egyptian culture because their lives depended on successful harvests and floods.
Soon after Lincoln was elected president.
The loss of New Orleans affected the Confederacy because they were no longer able to use the Mississippi River to import and export supplies.