Why was there sectionalism between the North and South?

Which of harriet martineau’s books is a foundational treatise on sociological data collection?

Why did richard and mildred loving have to go to washington, d. c. to get married?

Why is the federal reserve managed under the oversight of the federal government? the fed is responsible for printing and coining money. the fed is responsible for collecting income taxes. the fed is responsible for the government’s money. the fed is responsible for paying off government debt.(the first option isn't correct i tried that one)edit: the answer is the fed is responsible for the government’s money.