HELP ASAP In this lesson, you learned about challenges the United States faced at home and abroad. How did the developments of the early 1990s present both difficulties and opportunities for the United States? Answer in your own words.

What did president roosevelt do to aid panama in becoming an independent country? a. he negotiated a peace treaty with nicaragua to purchase the land. b. he invaded colombia to establish a us base for defense. c. he placed warships around panama to block sea lanes. d. he used dollar diplomacy to block imports to nicaragua.