Vigils were held in Mannar to mark Tamil Genocide Day and to remember the victims of the massacres at Mullivaikkal.
The civil society group Thamil Thesiya Vaazhvurimai Iyakkam held a memorial service at its premises, attended by the organisation's members and locals.
Members of the Tamil Eelam Liberation Organisation (TELO) also held a vigil at the party's Mannar headquarters.