Sadbhavana Diwas is marked on 20 August, the birth anniversary of former Prime Minister Rajiv Gandhi, to promote national integration, communal harmony and goodwill. Born in Bombay in 1944, he became India’s youngest PM at 40 on 31 October 1984 and served till 2 December 1989. His tenure saw the National Policy on Education 1986, Jawahar Navodaya Vidyalayas (1986), MTNL (1986), the 52nd Amendment (1985) adding the Anti-Defection Law and Tenth Schedule, and the 61st Amendment (1988) lowering the voting age from 21 to 18. He was assassinated at Sriperumbudur, Tamil Nadu, on 21 May 1991 and awarded the Bharat Ratna posthumously in 1991.