THE period which elapsed between the close of the Crimean war and the establishment of the German Empire at the beginning of 1871, may be said to contain events of more importance as regards the European system than even its reconstruction by the Congress of Vienna. These events are, besides the new Empire just mentioned, and a few minor occurrences, the establishment of the Kingdom of Italy, the absorption of the Pope's temporal power, the realization of Prussian supremacy, the decline of Austria, and the Franco-German war...