Original sentence: Libertarianism is a philosophy holding that individuals should be allowed complete freedom of action as long as they do not infringe on the same freedom of others.This ban on initiation of force, called the non-aggression principle, is central to the philosophy  and is related to the principle of individual sovereignty or self-ownership
Edited sentence: Libertarianism is a political philosophy holding that individuals should be allowed complete freedom of action as long as they do not infringe on the same freedom of others.This ban on initiation of force, called the non-aggression principle, is central to the philosophy of many libertarians and is related to the principle of individual sovereignty or self-ownership