In the present edition the original work has not only been carefully revised, but very considerably enlarged. The chapters on "The Progress and Present Position of Socialism" and "Russian Nihilism" contain a few sentences retained from the first edition, but otherwise they are entirely new-the former necessarily so on account of the nature of its subject, and the latter on account of the importance of the fresh materials that have been recently given to the world. A new chapter has been added on "Anarchism," and another, of considerable extent, on "State Socialism." No apology is required for the length of the latter, for though State socialism is only a growth of yesterday, it has already spread everywhere, and if it is not superseding socialism proper, it is certainly eclipsing it in practical importance, and to some extent even modifying it in character. Revolutionary socialism, growing more opportunist of late years, seems losing much of its old phrenzy, and getting domesticated into a shifty State socialism, fighting a parliamentary battle for minor, though still probably mischievous, changes within the lines of existing society, instead of the old war a l'outrance against existing society in whatever shape or form. Anyhow the socialistic