How did the fall of the Soviet Union effect the role of the United States on the World Stage?

The system of checks and balances ensures that

How did the new working class of the industrial revolution differ from the working classes of the earlier, farm based economy?

Develop your own point of view on whether the us should have expanded its borders. use information from the lesson and the maps to explain your opinion. give at least two reasons for your point of view and answer the following in complete sentences.