Question

How did different states come into being on the basis of language?

Answer 1

Sixty years ago, the internal map of India shifted more significantly than it ever has since Independence. In August 1956, Parliament enacted the States Reorganisation Act, which called for states to be redrawn along linguistic lines by November 1 of that year

Answer 2

The States Reorganisation Act, 1956 was a major reform of the boundaries of ... The demand for states to be organised on a linguistic basis was developed even before Languages.