nations against alien rule, with the revolt of Europe against Napoleon, with the struggle of Italy for freedom, with the fate of the Christian subjects of Turkey, with the emancipation of the negro, with the national movement in Ireland and in India. Many of these struggles present the problem of liberty in its simplest form. It has been and is too often a question of securing the most elementary rights for the weaker party; and those who are not touched by the appeal are deficient rather in imagination than in logic or ethics. But at the back of national movements very difficult questions do arise. What is a nation as distinct from a state? What sort of unity does it constitute, and what are its rights? If Ireland is a nation, is Ulster one? and if Ulster is a British and Protestant nation, what of the Catholic half of Ulster? History has in some cases given us a practical answer. Thus, it has shown that, enjoying the gift of responsible government, French and British, despite all historical quarrels and all differences of religious belief, language, and social structure, have fused into the nation of Canada. History has justified the conviction that Germany was a nation, and thrown ridicule
