The persuasive technique that the President Franklin D. Roosevelt is using in this passage is appeal to emotion.
According to the line from President Franklin D. Roosevelt's inauguration address, he appealed to emotion as a compelling strategy. This is due to the fact that he didn't convey any real information; instead, he tried to win the public's compassion. Particularly in the proclamation "This great Nation will endure as it has endured, will revive, and will prosper," this was clear.
Pathos, often known as the appeal to emotion, is a literary device used to persuade readers by deliberately arousing particular feelings in them to produce the desired emotional response.
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