Ethos, logos, and pathos are essential rhetorical appeals used by Lincoln to persuade his audience in his speeches.
Ethos is a rhetorical appeal focused on the author's credibility, logos appeals to logic and evidence, and pathos aims to evoke emotions in the audience. In Lincoln's speeches, he utilizes ethos by emphasizing his trustworthiness as a leader, logos through logical reasoning about the Union's permanence, and pathos by appealing to unity and reconciliation.
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