Union of Communist Youth
...that the Romanian Union of Communist Youth underwent a total of four purges, which resulted in the expulsion of tens of thousands of members?
...that the <a href="./Romania" id="mwBOc" rel="mw:WikiLink" title="Romania">Romanian</a> <b id="mwBOg"><a href="./Union_of_Communist_Youth" id="mwBOk" rel="mw:WikiLink" title="Union of Communist Youth">Union of Communist Youth</a></b> underwent a total of four purges, which resulted in the expulsion of tens of thousands of members?