Final answer:
Franklin Delano Roosevelt's becoming president represented a significant shift in the role of the federal government and a response to the public's discontent with Herbert Hoover's lack of answers during the Great Depression. FDR implemented the New Deal and brought about substantial changes in the country.
Step-by-step explanation:
Franklin Delano Roosevelt (FDR) was elected as the 32nd president of the United States during a time of great change. His presidency represented a significant shift in the role of the federal government and a response to the public's discontent with Herbert Hoover's lack of answers during the Great Depression. FDR used his political power to implement the New Deal, a series of federal programs aimed at providing relief, recovery, and reform. Through his leadership, Roosevelt brought about substantial changes in the country and guided it through the challenges of the Great Depression and World War II.