The two psychological theories are the frustration-aggression theory and the authoritarian personality theory. The frustration-aggression theory was started by John Dollard and this theory was to help understand that when people perceive that they are being prevented from achieving a goal, their frustration is likely to turn into aggression. The closer you get to a goal, the greater the excitement and expectation of pleasure. Therefore, the closer you get, the more frustrated you become when you are held back from your goal. The study also concluded that the more unexpected events occur, the frustration and likelihood of aggression increases. He summarized that prejudice stems from frustrations such as low wages, housing or living standards. So the blame is placed on a safe