What is the primary aim of the Indian Constitution?

The following article is from a series of questions answered by Mr. Shekhar Bodhakar  

The primary aim of the Indian constitution is stated in it's original Preamble.

A preamble is an introductory and expressionary statement in a document that explains the document's purpose, aim and underlying philosophy.

Here is the statement that explains the purpose, aim and underlying philosophy of the Indian constitution as agreed by the constituent assembly, DATED 26TH NOVEMBER 1949 at the formation of INDIA that is BHARAT.

THE PREAMBLE

We, the people of India, having solemnly resolved to constitute India into a SOVEREIGN DEMOCRATIC REPUBLIC and to secure to all its citizens:

JUSTICE, social, economic and political;

LIBERTY of thought, expression, belief, faith and worship;

EQUALITY of status and of opportunity;

and to promote among them all

FRATERNITY assuring the dignity of the individual and the unity of the Nation;

IN OUR CONSTITUENT ASSEMBLY on this twenty-sixth day of November, 1949, do HEREBY ADOPT, ENACT AND GIVE TO OURSELVES THIS CONSTITUTION

Author: Shekhar Bodhakar  

Also Read:

Was Indira Gandhi far more intelligent and educated than Dr. B. R. Ambedkar for having added secularism to the constitution?

Can we remove secular and socialist words from the Indian Constitution?

Did Dr. Ambedkar ever say that if he got the opportunity, then he would burn the Constitution?

Why is Dr. Bhim Rao Ambedkar regarded as the father of the Constitution? What were other constituent assembly members doing then?