What was the goal of the union strategy for defeating the south? a. surrounding the confederate states and cutting them off from and supplies b. striking quickly at key cities in the south c. getting other nations to ally with the north in defeating the south d. placing their armies like a wall around the northern states

How does the supremacy clause of the u.s. constitution affect the states? o a. it requires each state to establish a supreme court. b. it declares that the federal government can take away state powers if necessary. o c. it allows state governments to overthrow the federal government if necessary. o d. it ensures that the u.s. constitution overrules each state constitution