This document discusses labor unrest and the rise of organized labor movements in the United States from 1870-1912. It covers the growth of child labor, labor organizing efforts like the Knights of Labor and American Federation of Labor, major strikes such as the Pullman Strike of 1894 and the Lawrence Textile Strike of 1912, and the rise of socialist groups advocating for workers' rights like the Industrial Workers of the World. Key events and figures related to the development of the American labor movement are presented.