Rusyn /ˈruːsɨn/ (Rusyn: русиньска бесїда or русиньскый язык), also known in English as Ruthene UK /rʊˈθiːn/ US /ruːˈθiːn/ (sometimes Ruthenian), is an East Slavic language variety spoken by the Rusyns of Eastern Europe. Some linguists treat it as a distinct language and it has its own ISO 639-3 code; some scholars of Slavic languages treat it as a dialect of Ukrainian. Each categorisation has controversial political implications.