In 1971, Mr Chopra founded Yash Raj Films, which meant that he could now independently produce the films he directed. His films, till then, had been produced by his brother B R Chopra. Among his earliest successes with Yash Raj Films was 1975's Deewar starring Amitabh Bachchan, Shashi Kapoor and Parveen Babi. Deewar broke many stereotypes of the time and catapulted it's cast and it's director to the top of the box office charts. Deewar won Mr Chopra another Filmfare award.