Because the Union (the North) was the place where the slaves were free while the Confederates (the South) held the slaves to do their work.
Answer:
To depend on one another or on something/someone.
Explanation:
For example, if a a business depends on a supplier for the materials that they use or sell in their business. That would be considered interdependence.
I hope it helps!
Pan~
Answer: Lincoln's only mission was to keep the Union together. The Manifest Destiny is a success expansion, The united State achieve territory expansion.
Based on their own actions, they could move up, more like angels, or down, becoming more like animals.