Network interaction led to the development of new forms of diplomacy. There are such types of international relations that allow you to create new virtual spaces not only in the technical and technological sense, but also in the transboundary one. Transboundary interaction with positive connotation in international relations in the context of «network diplomacy» is realized in the format of dialogue platforms. Public diplomacy of international dialogues uses an event-based approach. Intellectual events, as part of public diplomacy, can consider international dialogues of civil communities as a very successful format.