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From the beginning, slavery is represented as the most simplistic system of labor relations where there were only obligations for the workers.

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In the middle of the Middle Ages, the training of apprentices is generated, the unions and workers' unions from there, the day laborers form unions to defend themselves

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Labor relations was born when unions appear in this century than when the industrial revolution arises.

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The specialized university professions appear in the area that was created by then the department of industrial relations in the organizational.

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Many of the national organizations joined the figure of chief of industrial relations.

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Appearance of human resources management

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It begins to raise about the strategic nature of personnel management.

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By resolution of the CNV, the degree in human resources management is recognized as a career.

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Promulgation of the law on the exercise of graduates in industrial relations and human resources

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Today it is known as human talent and people are not resources that the organization consumes and uses, and that produce costs.
People are different from each other; They are endowed with their own personality, they are possessors of abilities and knowledge, skills, competencies that are indispensable for the adequate administration of organizational resources.