Plant and animal kingdoms.
These are in both the systems.
If i remember correctly, there was a certain canal that the british wanted control of.
Marginal costs. Keep in mind that marginal means on the edge of something, so the cost of producing one more unit would be on the edge. Hope this explanation helps.
Answer:
The American Civil War preserved the Union and freed the slaves. However, during Reconstruction, a lack of political focus on the effort failed to solve the sectional wounds, and the elimination of the freed slaves' newly gained civil liberties failed to bring about long-term racial integration
Explanation:
Hope This Helps
Alexander Palmer justified the Palmer Raids of 1919 and 1920, because he believed there was a serious sense of urgency in raiding and deporting people he perceived were a threat to American ideals and believed it was his duty to protect the United States from Communism. He did not want to be stopped from this project and appointed people to take over when he was unable to lead the raids himself.