Negative reinforcement and positive reinforcement
The attack was revenge for the killing of eighty followers of the Davidian Branch sect in Waco, among other alleged FBI massacres, and the contempt of the national government, called the "Beast," for curbing the use of firearms by the population.
The people started to see how complicate things about bom/b/ing was, and Americans became afraid of all that
Europe, because Australia was once a British colony