No, hyperbole is not a repetition device. Hyperbole is a figure of speech where exaggeration is used for emphasis or effect, while repetition involves repeating words or phrases for rhetorical or stylistic purposes.

Answer this question… Rhetorical question

The rhetorical device that is not used or used less than others in paragraph IV is repetition. This device involves repeating specific words, phrases, or ideas to emphasize a point, but paragraph IV may not feature this kind of repetition prominently.

Kennedy uses the rhetorical device of anaphora, where he repeats the phrase "Let both sides" in the section where he discusses freedom. This repetition emphasizes his call for unity and cooperation between different groups.

Antistrophe is a rhetorical device where the repetition of the same word or phrase occurs at the end of successive clauses or sentences. This technique is often used to emphasize a point, create rhythm, or reinforce a theme in writing or speech.