On August 25, 1916, President Woodrow Wilson signed the act creating the National Park Service, a new federal bureau in the Department of the Interior responsible for protecting the 35 national parks and monuments then managed by the department and those yet to be established.
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B) Cuba's economy weakened
Answer:
B
Explanation:
I'm pretty sure this is the answer because nations were constantly arguing over who traded with who and who owned what land
