One month after the brutal assassination of former prime minister Rajiv Gandhi , the crack special investigation team (SIT) has managed to edge considerably closer to unravelling the complex plot behind the shocking crime that stunned the nation. On 21 May 1991 , former Indian Prime Minister Rajiv Gandhi was killed in a dramatic and devastating suicide bombing during an election rally in Sriperumbudur, Tamil Nadu. This moment shocked India and the world, marking one of the most harrowing political assassinations in modern history. Rajiv Gandhi ... Rajiv Gandhi [a] (20 August 1944 – 21 May 1991) [1] was an Indian statesman and pilot who served as the prime minister of India from 1984 to 1989. He took office after the assassination of his mother, then–prime minister Indira Gandhi , to become at the age of 40 the youngest Indian prime minister. Rajiv Gandhi came back to India and joined a flying club in Delhi. In 1970, he was working as a pilot in Indian Airlines. It was on the day his mother, Indira Gandhi was assassinated, that he took oath as the seventh Prime Minister of India. He was known as the Father of Information and Technology for his contribution to modernising India by promoting technology, computerisation, and telecommunication. However, his assassination back in 1991 remained a shock to the world.