Sweden – HRH Crown Princess Victoria, Speaker of the Parliament Andreas Norlén,
Prime Minister Stefan Löfven
Switzerland – President Simonetta Sommaruga
Turkey – Ambassador Tunç Üğdül
Ukraine – President Volodymyr Zelensky, Minister of Foreign Affairs Vadym Prystaiko
Vatican – special representative of the Holy See Cardinal Zenon Grocholewski
The United Kingdom – HRH The Duchess of Cornwall
The United States – Secretary of Treasury Steven T. Mnuchin
Council of Europe – Deputy Secretary General Gabriella Battaini-Dragoni
European Commission – Vice-President Margaritis Schinas, Vice-President Věra Jourová
European Council – President Charles Michel
OSCE – Secretary General Thomas Greminger
United Nations – Secretary-General's Special Adviser
for the Prevention of Genocide Adama Dieng
UNESCO – Director-Generaal Audrey Azoulay