[1] Tsybulenko is an external expert of the International Committee of the Red Cross, Estonian Red Cross, Estonian Integration Commission, Directorate-General for Education and Culture of European Commission and the Organization for Security and Co-operation in Europe (OSCE).

His articles and interviews has been translated to 25 languages such as Estonian, French, German, Spanish, Chinese, Arabic, etc.

[2] Tsybulenko has taken also part on drafting laws e.g. he participated on preparation of a law concerning the protection of Red Cross and Red Crescent symbols in Ukraine as well as has provided assistance on a bill at Estonian Parliament to define Russia's war in Ukraine as genocide against Ukrainians.

[4] Among other things Tsybulenko has condemned communist ideology as criminal, recognised Holodomor as a genocide against Ukrainians.

[8][9] He supports the Ukrainian Insurgent Army and have argued that it cannot be characterised as "nationalist" but rather "national liberation" movement.