The Dravidian parties of Tamil Nadu are well aware that the ground under their feet is slipping and have resorted to contemptible methods to find their footing.
In brief, AIADMK was always seen as a positive force whereas DMK is seen more as a party always brood over negativity, hate politics, anti-God, anti-Hindu, anti-Hindi, anti-Brahmin rhetoric.
The genes of hate politics against Brahmins, Hindi and Sanskrit language, North Indians as Aryan race, calling all Tamil people except Tamil Brahmins to be Dravidian has gone so deep in the state.
They accept Urdu which is 90% similar to Hindi to please the Muslims but hate Hindi. The Chennai Corporation runs a quite a large number of Urdu Medium primary schools in Muslim dominated areas.
In order to prevent the congress party moving towards either Kamal Hassan or TTV Dinakaran, Stalin would have proposed the name of Rahul Gandhi as the prime ministerial candidate of the united opposition.
The dream of Stalin to become Chief Minister of Tamil Nadu through the victory of DMK look bleak in future and which may be possible only if many other smaller parties support DMK to form a coalition government in the state.
Sivagnanams’s Tamilarasu Kalagam demanded the name change and invoked the contributions of Sankaralinga Nadar when CN Annadurai came to power in 1967 and that is how the name change happened.