Progressive Era Labor Reforms

During the Progressive Era, various reforms sought to address the problems caused by industrialization, urbanization, and political corruption. One significant aspect of such reform was the effort to improve working conditions and labor rights. Several notable legislations and movements emerged during this time, including those targeting child labor, labor rights, and workplace safety. Understanding which specific piece of legislation or reform most directly addressed the rights and protections for workers is crucial.

Which of the following reforms was a key achievement of the Progressive Era that specifically aimed at improving labor conditions for workers?