War and "Democracy": An Appeal to Self-Interest

Why does the US government continue to mind everyone's business but its own -- providing arms, "advice," and even direct muscle to at least one side in almost every conflict on the planet, at your current financial expense and at your and your loved ones' future risk of experiencing the same horrors now inflicted on others?----If all the talk about "democracy" means anything, the answer is:----Because you allow it.