What is the theme of National History Day?

Why was the pension issue relevant to the politics of cleveland's presidency?

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

Should the united states have continued to fight in the vietnam war after 1968?