India observes National Anti-Terrorism Day on 21 May every year to commemorate the death of former Prime Minister Rajiv Gandhi.

• He was the youngest prime minister of India who came into power at 40. Gandhi, the sixth PM of India, was assassinated by a woman-a member of the Liberation Tigers of Tamil Eelam on 21 May 1991, at Sriperumbudur, a village near Madras.
• The VP Singh's government announced that 21 May would be observed as Anti-Terrorism Day.
• The day highlights the significance of eradicating terrorism and promoting peace and harmony.