El autor reflexiona sobre los mecanismos sutiles de control político desplegados por la nobleza castellana durante los siglos XVI y XVII, mostrando el papel fundamental que guardan las estrategias de integración social (rituales, educación, caridad.. .) en la relativa calma social que se observa durante este período en Castilla.The author makes a reflexion on the delicate mecanisms of political control spraded by the Castillan aristocracy during the Sixteenth and Seventeenth centuries, showing us the essencial role played by the social integration strategies (rituals, education, charity...) in the relative social calmness that specialists observe in Castille in this period