Beginning in 1859, the world was engulfed by a new process of revolutionary change that was more extensive geographically, more prolonged in time, more powerful, and more varied in its consequences than the great European revolution of 1848-1849. The same working classes participated in both movements, but earlier visions were replaced by pragmatic ideas, new forms of organization, and new lines of action. This volume chronicles the emergence and evolution of one of the new groups, the International Working Men's Association, which went into history under the name of the First...