Use the following timeline to answer questions 75-78

World War I and Treaty of Portsmouth. Spanish American War and Roosevelt receives Nobel Peace Prize _____4. How long did it take for the US to build the Panama Canal? 5 years. 8 years. 10 years. 16 years _____5. From which event listed on the timeline did the US gain Puerto Rico, Guam, and the Philippines? Spanish American War. Boxer Rebellion ... ................
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