What parts of speech in the classical rhetoric arrangement can be found in Martin Luther King's "I Have a Dream" speech?

There are
six sections in a piece of classical , and King hits them all in
his "I Have a Dream" speech.

Below are the six parts with both
their informal and formal names, a description of each, and an example from King's
speech.

1. The introduction (exordium):
   The subject of the address is acknowledged, and the purpose is revealed. The ethos (credibility
   of the author and the argument) is established here. King's opening section announces that he is
   compelled to speak because, one hundred years after the Emancipation of Proclamation was signed,
   "the Negro still is not free."
2. Statements of facts
   (narratio): The speaker recites a narrative of events and
   establishes the nature of the argument. The narratio is the longest part of King's speech and
   details all the denials of civil rights African Americans in the United States suffer, including
   segregation of public spaces.
3. The division
   (partitio ): The part of the speech in which the speaker sketches
   out what will follow in the argument. In...
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