Answer: the English, French, and Spanish explorers came to North America, they brought tremendous changes to American Indian tribes Diseases like smallpox, measles, influenza,and even chicken pox proved deadly to American Indians influenza.
Explanation:Europeans were used to these diseases, but Indian people had no resistance to them.
The correct answer is D. It called for immediate military intervention in any Latin American country experiencing unrest or political instability.
The Roosevelt Corollary was an amendment to the Monroe Doctrine by Theodore Roosevelt, the President of the United States of America. The Monroe Doctrine recognized Latin America and the Caribbean as territory to expand trade interests of the United States in the region. Further, its original goal was to maintain European hegemony outside the hemisphere.