This essay provides an in-depth analysis of psychosocial development in children, focusing on the pre-school growth stage (2-5 years) and the establishment of autonomy. It highlights Erikson's theory to explain the stages of psychosocial development, emphasizing the importance of trust, self-recognition, and favorable self-concept. The essay further explores factors influencing psychosocial development, including the child's health, physical environment, and emotional bonds. It underscores the significance of understanding psychosocial development for nursing students, enabling them to provide effective care and guidance to parents. The essay concludes by emphasizing the importance of addressing unresolved conflicts during this stage to foster positive decision-making and leadership skills.