The landmark legislation that established OSHA, the Occupational Safety and Health Administration, in 1970 was the Occupational Safety and Health Act. Its primary purpose is to ensure safe and healthy working conditions for employees. By implementing regulations, providing training, and creating safety standards, OSHA significantly improved workplace safety across various industries. This legislation responded to growing concerns about worker safety and rights, marking a pivotal shift toward enhanced protections and accountability for employers regarding occupational health and safety.