On May 28, 2019 Ambassador Jayatilleka and Madame Sanja Jayatilleka, attended the opening ceremony of the rare exhibition dedicated to life and personality of Antonio Gramsci, the eminent figure of international communism, and more generally, of political science and political theory, and author of the famous 'Prison Notebooks'.

On May 28, Ambassador of Sri Lanka to Russia H.E. Dr. Dayan Jayatilleka accompanied by Madame Sanja Jayatilleka attended a meeting on 'The Indo-Pacific Strategy: A Memo for Eurasia'. The discussion was held at Trialogue Club International, a meeting place for the Russian and foreign diplomats, politicians and experts to discuss foreign and security policies. The meeting is co-organized by the Trialogue Club International, PIR Center and the Institute of Contemporary International Studies of the Diplomatic Academy of the Russian Foreign Ministry.

On May 21, 2019, one month after the Easter Sunday attacks in Sri Lanka, the Mass for its victims was celebrated at the Cathedral of the Immaculate Conception of the Holy Virgin Mary, the largest Cathedral in Russia, by His Grace Archbishop Paolo Pezzi, Metropolitan of the Archdiocese of the Virgin Mother in Moscow, in the presence of another Archbishop, His Grace Celestino Migliore, Apostolic Nuncio to the Russian Federation.