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— Narendra Modi (@narendramodi) February 11, 2018Upadyay was one of the top leaders of the Bharatiya Jana Sangh, the forerunner of the present-day Bharatiya Janata Party (BJP). He had propounded the theory of "Antyodaya", or uplifting the last person in the queue.
Born on September 25, 1916, he passed away on February 11, 1968.