Pakistan, April 27 -- American exceptionalism is the belief that the United States holds a unique position among nations, shaped by its distinct history, founding ideals, and political system rooted in democracy, freedom, and liberty. It suggests that America is not only different but carries a special responsibility to act as a model for others, often described metaphorically as a "shining city on a hill." American exceptionalism has always lived between two very different ideas, one hopeful and one troubling. At its best, it means that the United States, because of its power and influence, has a special duty to protect peace, fairness and stability in the world. On the other hand, it can turn into a belief that America does not have to ...