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 Russian Poles are a nation, but as for the Prussian Poles, they, of course, are part of Prussia. Professors can always be hired to prove, by arguments of race or language or history, that a group about which there is a dispute is, or is not, a nation, as may be desired by those whom the professors serve. If we are to avoid all these controversies, we must first of all endeavor to find some definition of a nation.

A nation is not to be defined by affinities of language or a common historical origin, though these things often help to produce a nation. Switzerland is a nation, despite diversities of race, religion, and language. England and Scotland now form one nation, though they did not do so at the time of the Civil War. This is shown by Cromwell's saying, in the height of the conflict, that he would rather be subject to