So, the idea of a common enemy is a symbol of the evil against which people must unite, and it distracts the people from politically inconvenient issues by relating all evils to the common rhetorical enemy.
The idea of a common enemy is a symbol of the evil against which people must unite. This is so. It distracts the people from politically inconvenient issues by. This is so. It is relating all evils to the common rhetorical enemy. This is so.