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
It would be "d. monarchy vs. representative government," that did not cause arguments at the Constitutional Convention, since all of the representatives knew that there should be a representative government of some sort. <span />
