Ultimately, the relationships experiences sweeping change. Rise and Fall theories depart from this assumption. That goal becomes their undoing. Support for the military eventually weakens the domestic economy. This, in turn, undermines the prosperity that once fueled the economic power.
Collective behavior consists of a groups reaction to some situation.
A. Crowds Crowds are temporary gatherings of closely interacting people with a common focus . People in crowds are prone to being swept up in group emotions and loose their ability to make rational decisions. The group-mind is viewed as irrational and dangerous. V. Theories of Collective Behavior A. Contagion Theories Contagion theories notes that human beings revert to herd-like behavior when they get together in large crowds . The acts of individuals are copied by other individuals.