Her untimely death compelled Rajiv to take over his mother's place and join politics. Rajiv was sworn in Prime Minister on October 31, 1984, the very day Indira Gandhi was assassinated. Rajiv ruled as PM till 1989, when his party lost the elections and he became Leader of Opposition in the Lok Sabha. But his political journey did not last for long. He was assassinated in a suicide bomb attack by an LTTE suicide bomber in 1991 in Perumbudur, Tamil Nadu.