Who was the President during both the Great Depression and World War II?

Franklin D. Roosevelt served as President of the United States during both the Great Depression and World War II, making him a pivotal figure in American history. He took office in 1933, at the depth of the Great Depression, and implemented a series of programs and reforms known as the New Deal to help recover the economy and provide relief to those affected by the crisis. His leadership during this tumultuous period significantly shaped the role of the federal government in economic matters.

Roosevelt's presidency extended into World War II, which began in 1939 for the United States after the attack on Pearl Harbor in 1941. He played a critical role in mobilizing the nation for war and establishing important alliances that would contribute to the eventual victory of the Allies. His vision for a post-war world also laid the groundwork for the establishment of the United Nations.

The other individuals listed were not in office during both these significant events. Harry Truman succeeded Roosevelt and was in office during the final stages of World War II; John F. Kennedy's presidency came after both events, and Calvin Coolidge was president during the 1920s, well before Roosevelt's time. Thus, Franklin D. Roosevelt is rightly identified as the president who led the country through both