Every competent historian will without exception confirm the words of Bancroft:—“The fanatic for Calvinism was a fanatic for liberty, for in the moral warfare for freedom, his creed was a part of his army, and his most faithful ally in the battle.”1) And Groen van Prinsterer has thus expressed it: “In Calvinism lies the origin and guarantee of our constitutional liberties.” That Calvinism has led public law into new paths, first in Western Europe, then in two Continents, and to-day more and more