Studies on public diplomacy have been quite advanced since at least 2001. The public diplomacy phenomenon attracted the attention of researchers as more and more governments implemented public diplomacy as a tool of their foreign policy. This article aims to summarize the author’s case studies and to discuss the impact that research on public diplomacy has on the understanding of political communication. The analyses were built on definitions of political communication by Denton and Woodward and by McNair. While discussing the New Public Diplomacy model as political communication, the author implemented a network approach to frame the concept.