“1984” – George Orwell – http://gutenberg.net.au/ebooks01/0100021.txt
“Animal Farm” by George Orwell. -http://gutenberg.net.au/ebooks01/0100011h.html

    “It Can’t Happen Here” by Lewis Sinclair. – http://gutenberg.net.au/ebooks03/0301001h.html

      American Fascists: The Christian Right and the War On America” by Chris Hedges (Not on Gutenberg).

        “Empire of Illusion: The End of Literacy and the Triumph of Spectacle” by Chris Hedges (Not on Gutenberg).

        “American Dictator Chapter 1” by Z.T. Bradstreet – (Available on Amazon Prime for free: https://www.amazon.com/American-Dictator-Chapter-Z-T-Bradstreet-ebook/dp/B01MZ609K8/ref=sr_1_6?s=digital-text&ie=UTF8&qid=1485540508&sr=1-6&keywords=American+Fascists )

        Fahrenheit 451 by Ray Bradbury.

          All good choices to start with.

          Other suggestions are appreciated.