The Indian National Congress adopted a resolution to establish a socialistic pattern of society in :
The Indian National Congress adopted a resolution to establish a socialistic pattern of society in : Correct Answer Avadi session in 1955.
Through the 1955 Avadi Resolution of the Indian National Congress, a socialistic pattern of development was presented as the goal of the party. The word socialist was added to the Preamble of the Indian Constitution by the 42nd amendment act of 1976.