Naomi Klein has written a must-read book, The Shock Doctrine, and teamed with Children of Man's director Alfonso Cuarón to make a film on the state of shock that has subjected us to accept disaster capitalism.
This film and book discuss the CIA's experimentation with using electric shock to break people down. Yet, the more important point of these works is that a broader "shock" to the systems of a people as a whole, like say 9/11, can have the kind of impact the CIA was searching for in their tests, one that breaks down a whole society and makes them so fearful they are open to nefarious suggestions.
I am sure none of this sound familiar, does it? This is very powerful stuff that can explain how a traumatized society may act, and may just explain to you why a certain former Mayor of New York mentions 9/11 4.75 times per sentence. Read on...