Ek Anek Aur Ekta or "One, Many, and Unity" is a traditionally animated short educational film released by the Films Division of India Directed by Vijaya Mulay released in 1974.
But the film was not the first 2D animated film
In 1956, Clair Weeks, a Disney Studios animator was invited by the Films Division of India to set up & train animators for the first ever Indian animation studios.
The first Indian animated film was The Banyan Deer in 1957.
