A scientific analysis of the mechanism of realization of social rights of Ukrainian citizens in the conditions of martial law was carried out: for social protection, for housing, for a sufficient standard of living. The place of social rights in the system of human rights, their legal regulation and mechanisms for ensuring them are determined. It was concluded that there are such types of social protection of the family, childhood, maternity and paternity as social assistance, social services and social benefits. In addition, the general principles and legal regulation of family and child protection in Ukraine are defined, the main directions of transformations aimed at ensuring rights in the social sphere are described. In particular, the state guarantees of compliance with the rights, freedoms and legitimate interests of internally displaced persons displaced by war were analyzed. Finally, it was noted the presence of consolidated approaches to judicial practice in the field of family relations, in particular, in terms of the primacy of the principle of the best interests of the child.