The Norris–La Guardia Act (a.k.a. Anti-Injunction Bill) of 1932 banned yellow-dog contracts whereby employers forced workers to sign agreements promising not to join unions. The U.S. law also barred courts from issuing injunctions against nonviolent labor disputes, and protected workers’ rights of self-organization and collective bargaining. Read more about the exploitation of workers and resulting labor laws over the last century in Tazia and Gemma (see NOVELS).