The American Revolutionary War, the Declaration of Independence, and the birth of the two-party system — this is a pivotal period in American history.
He would claim that it was proof of superiority. Social Darwinism is an idea that people or countries who succeed in life and who become rich did so because they could adapt to the environment and that those who are poor are inferior to them because they couldn't. In country leading, the idea is that the countries that became wealthy were superior and thus easily became rich while poor countries are inferior in their opinions.
Answer:
The Progressive Era is considered from 1890 to 1920. The major role of the United States in global affairs during this period of time was its involvement in the war.
The military affairs of that time included the war with Spain, the war to conquer the Philippines and the entry into the First World W
The answer to your question is D