On May 14, 2019, Moscow State Institute of International Affairs (MGIMO University), with the support of the Embassy of Sri Lanka in the Russian Federation, held an international round table "Contemporary Political Dynamic of the Indo-Pacific Region", followed by a lecture by Dr. Dayan Jayatilleka on "Armed movements, terrorism, and the ethics of violence. Sri Lanka: A decade after the defeat of terrorism in the 30-year war."

On May 13, 2019 Ambassador Extraordinary and Plenipotentiary of Sri Lanka to the Russian Federation H. E. Dr. Dayan Jayatilleka met with H. E. Oleg Syromolotov, Deputy Minister of Foreign Affairs of Russia, General of the Army, who oversees counter-terrorism matters.
The meeting was devoted to discussing issues of domestic and international terrorism. H. E. Oleg Syromolotov expressed his condolences for those, who had died and been injured as a result of a series of bomb explosions in Sri Lanka on April 21, 2019, and strongly condemned the terrorist acts.

'No religion, nationality or colour of skin in the fight against terrorism'- Mufti of Russia
On May 6, 2019 the official opening of the XIV Ramadan Tent, Muslim cultural event took place at the Memorial Mosque on Poklonnaya Hill near the Victory Museum, Moscow.
Ambassador of Sri Lanka to Russia H.E. Dr. Dayan Jayatilleka and Madame Sanja Jayatilleka were invited to attend the opening ceremony of the Ramadan Tent by the Mufti of Russia Sheikh Ravil Gainutdin, the Head of the Spiritual Assembly of the Muslims of Russia, and Mufti of Moscow Ildar-hazrat Alyautdinov, who chairs the Spiritual Administration of the Muslims of Moscow.