“Perhaps he desires the publication of the letter.”

“No, sir, we have strong reason to believe that he already understands that he has acted in an indiscreet and hotheaded manner. It would be a greater blow to him and to his country than to us if this letter were to come out.”

“If this is so, whose interest is it that the letter should come out? Why should anyone desire to steal it or to publish it?”

“There, Mr. Holmes, you take me into regions of high international politics. But if you consider the European situation you will have no difficulty in perceiving the motive. The whole of Europe is an armed camp. There is a double league which makes a fair balance of military power. Great Britain holds the scales. If Britain were driven into war with one confederacy, it would assure the supremacy of the other confederacy, whether they joined in the war or not. Do you follow?”