Anton -- This is really awesome! Thanks for taking the time to collaborate and take this to a whole new level.
This is great!
I put the SOTU data through the LSMon monad described in "The Great conversation in USA presidential speeches" and made the following timeline-plot and related extracted topics.
LSMon
And if you're looking to skip the step of importing your own data... The Wolfram Data Repository actually has SOTU addresses at this link now.
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