If you didn’t know, as of course you didn’t, before that the supporters of the unification of people from those areas called themselves, for example, the Illyrian movement, after the name of the people who lived in those areas during the time of the ancient Romans. So, just as it was incorrect to call Serbs, Croats and Slovenes jointly Illyrians, it was also incorrect to call them Yugoslavs, especially because they did not perceive themselves that way.
One of the main reasons why King Alexander decided to change the name of his kingdom to Yugoslavia in 1929 was to forcefully try to achieve the unity of the people who lived in those areas, since they persistently refused to see themselves as part of a common nation in that newly created state…