The steel workers in homestead, Pennsylvania struck against Carnegie Steel plant because the company reduced it wages. this became very violent when the company hired private police to protect strike breakers.
The International Workers of the World
organized for unskilled workers & immigrantsin which advised one large national union that would use stikes to achieve goals as opposed to the more peaceful American Federation of Labor
Allowed picketing and limited the use of injunctions in labor disputes.
The National Labor Relations Act
Protected the rights of workers to organize and elect representatives for collective bargaining.
AFL & CIO
The CIO (congress of Industrial organization) was formed by several AFL unions to promote unionism in industry