Velupillai Prabhakaran was an Eelam Tamil revolutionary. Prabhakaran was a major figure of Tamil nationalism, and the founder and leader of the Liberation Tigers of Tamil Eelam (LTTE). The LTTE was a militant organization that sought to create an independent Tamil state in the north and east of Sri Lanka in reaction to the oppression of the country's Tamil population by the Sri Lankan government. Under his direction, the LTTE undertook a military campaign against the Sri Lankan government for more than 25 years.

Tamil nationalism is the ideology which asserts that the Tamil people constitute a nation and promotes the cultural unity of Tamil people. Tamil nationalism is primarily a secular nationalism, that focus on language and homeland. It expresses itself in the form of linguistic purism, linguistic nationalism, Social equality and Tamil Renaissance.