How do you think the invention of the telegraph changed life in the
United States?
How did canals and railways transform trade in the
interior of the United States?

Explain the reasons for u.s. neutrality during the 1920s and 1930s. how did ideas about neutrality change during the period from the end of world war i to the passage of the lend-lease act? be sure to include any events, terms, or people that may support your response.