Question

why was parliament required after 1947

Answer 1

the independence got india in 1947. so,the parliament required after 1947

Answer 2

Hey mate here is the answer, ↓↓↓

It was required of a Parliament after 1947 because to implement rules on the country people and all the citizens of India would work on same rule and regulation.
People can select their own representative for their betterment by election or voting which the Parliament has provided to us.
Not only election or nomination but also several sessions or meetings are held in the Parliament by the ministers for the economic, social, educational, political, vocational development of the country's people.

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