More recent direct democracy proposals tend to focus on voting schemes (usually high tech) that would allow widespread, virtually continual voting by millions of citizens on whatever proposals surfaced.
Only one book (Order of the Phoenix) topped 200,000 words, but there were two books that came close with more than 190,000 words (Goblet of Fire and Deathly Hallows). When added all together, the Harry Potter books contain 1,084,170 words.
Saqib has 30+ answers in. Harry Potter (creative franchise). You just take a calm breath (and I assume clear your mind) and point your wand at someone and say the incantation Obliviate. The person's eyes will slide out of focus if the charm is executed rightly. I also believe that the memory charm ability of the caster has a certain effect on the execution.