Department of Labor: Know Your Rights
This first link takes you to the National Labor Relations Board explanation of workers’ rights: https://www.nlrb.gov/sites/default/files/attachments/pages/node-184/nlrb-flyer-627.pdf
This second link is a portal to additional resources about workers’ rights and collective actions: https://www.dol.gov/general/workcenter/know-your-rights-toolkit