During the 1960s, why did the struggle over Vietnam become important to both the United States and the Soviet Union?
Use the picture, map, and your knowledge of social studies to answer the question.
What do the illustration and the map represent?
Use the graph and your knowledge of social studies to answer the question.

Which factor led to the trend as shown in the graph?
Which statement describes the relationship between households and government in the United States economy?
What is one requirement a person needs to become naturalized citizen of the United States?