Dr. King's repetition of the phrase, "Let freedom ring," at the beginning of each sentence in the last two paragraphs of his speech is an example of what rhetorical device?

The phrase "Let freedom ring" that is said at the beginning of the sentecnes in the last two paragraphs of the speech "I Have A Dream" by MLK is an example of anaphora. This a commonly used rhetorical device in the English language. When a person repeats the words twice it will set a pattern and increase the rhetorical effect of the listener. Another anaphora he uses in the speech is the phrase "I have a dream."