❖ After Indian Independence on 15 August 1947, the Madras Presidency became the Madras Province. 

❖ As a result of the States Reorganisation Act, 1956, the state's boundaries were re-organized following linguistic lines.

❖ Tamil Nadu was created on 1 November 1956 with the name Madras State.

❖ On July 18, 1967, a resolution moved by former Chief Minister C.N. Annadurai was adopted by the State Assembly to rename the then Madras Presidency as Tamil Nadu.