Why did the states in the North allow the South to keep slavery when the United States was being formed?

Which statement best completes the diagram of the ways the different branches of government can limit each other's powers?

What can you conclude about the information given here ? a)juveniles must testify in court b)adults are held to a lower standard c)the state guarantees that juveniles have legal rights much like those of adults d) punishment for juveniles violators are much more strict than those for adults

Arecent challenge to the european union created by a member state is?