One of the specific outcomes of the Progressive Era is that significant changes were made to the American constitution, namely: the eighteenth and nineteenth amendments.
It is on record that Hay's believed that it was the uncertainties of the progressive era that catalyzed the industrialization of the progressive era.
The key dissimilarity between Hay’s and McCormick’s historical interpretation of the Progressive Era lies in the fact that while Hay focused on the political side of the entire Progressive Era (for example the political machines, the constitution, and the role of government in these things),
McCormick’s on the other hand beams a searchlight on the rights of women and how the levels of government needed to be controlled by more women.
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