What was the 1979 movie in which Sally Field played a union organizer?

The 1979 movie in which Sally Field played a union organizer is "Norma Rae." In the film, she portrays Norma Rae Webster, a textile worker who becomes involved in the labor union movement to fight for better working conditions and rights for her fellow employees. The film is based on a true story and highlights the struggles of workers against corporate interests. Field's performance earned her an Academy Award for Best Actress.