Both the Preamble and the Directive Principles of State Policy (DPSP) of the Indian Constitution emphasize the objective of achieving social and economic justice in the country
The Preamble of the Indian Constitution secures the Social, Economic, and Political Justice of its people.
The Preamble of the Indian Constitution gives Liberty of Thought, Expression, Belief, Faith, and Worship to its people.
The Preamble of the Indian Constitution gives Equality of Status and Opportunity to its people.
Articles 36-51 in Part IV of the Indian Constitution contain the DPSP.
Borrowed from the Irish Constitution.
As per Article 38 of the DPSP, the state shall strive to promote the welfare of the people of India by securing and protecting their Social, Economic, and Political justice.