Question: what are the main objectives of labor unions
Answer: A trade union or trades union , also called a labour union ( Canada ) or labor union ( US ) , is an organization of workers who have come together to achieve many common goals ; such as protecting the integrity of its trade , improving safety standards , and attaining better wages , benefits ( such as vacation , health care , and retirement ) , and working conditions through the increased bargaining power wielded by the creation of a monopoly of the workers .