
Tools such as this one were used to —
What was one reason that Europeans explored the darker-shaded area?
These documents were the basis for the —
The darker-shaded area on this map was sold to the United States by —
Which invention contributed most to the change shown in this graph?
The purpose of this poster was to recruit men for the —
What Civil War figure is described in the diagram?
Which state was known as a border state during the Civil War?
Which number in this diagram represents a human resource?
Which number on this map shows the location of Ghana?
Which phrase best completes this list?