After a very slow start, the US State Department is now the world’s most active practitioner of e-PD and the source of many best practices in digital diplomacy. It operates an official blog called DipNote, and actively services Twitter accounts in Arabic, Farsi, Russian, Spanish, Hindi, and French, as well as English. This new business line—‘Twiplomacy’ in the increasingly popular idiom—is growing fast, with more and more U.S. diplomatic missions and practitioners joining the fray.
Source: wiktionary