Newman, too, believed that Liberalism functioned as a peace treaty:

Next the liberal principle is forced on us from the necessity of the case. Consider {68} what follows from the very fact of these many sects. They constitute the religion, it is supposed, of half the population; and, recollect, our mode of government is popular. Every dozen men taken at random whom you meet in the streets has a share in political power,—when you inquire into their forms of belief, perhaps they represent one or other of as many as seven religions; how can they possibly act together in municipal or in national matters, if each insists on the recognition of his own religious denomination? All action would be at a deadlock unless the subject of religion was ignored. We cannot help ourselves.