The battle Gettysburg was a turning point in the Civil War because general would never invade the north again

About how many european immigrants were processed at the facilities on ellis island

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

Iron making developed in china almost a thousand years later than in the middle east. true false