Control mechanism is a package of methods to keep humans under control, one is a stream of fear and frightening to keep humans to run within the reptile brain. As scientific explored and kept secret these methods are running around us every time. So you are trained to get informed from mass media and so they chain them together to place deceptions in your mind. To learn more about these methods, have a look at this article from Mike Adams (Naturalnews.com).
The more humans run in lower states of consciousness by fear and placed emotions, they will execute programs instead of reflecting situations for a better outcome.