LXI THE RISE OF GERMANY TO PREDOMINANCE IN EUROPE WE have told how after the convulsion of the French Revolution and the Napoleonic adventure, Europe settled down again for a time to an insecure peace and a sort of modernized revival of the political conditions of fifty years before. Until the middle of the century the new facilities in the handling of steel and the railway and steamship produced no marked political consequences. But the social tension due to the development of urban industrialism grew. France remained a conspicuously uneasy country. The revolution of 1830 was followed by another in