The premiere of the very first <a href="https://en.wikipedia.org/wiki/Romen_Theatre#Forerunners_of_Romen_Theatre" id="mwVg" rel="mw:WikiLink" title="Romen Theatre">Romani language operetta</a> is staged in <a href="https://en.wikipedia.org/wiki/Moscow" id="mwVw" rel="mw:WikiLink" title="Moscow">Moscow</a>, <a href="https://en.wikipedia.org/wiki/Russia" id="mwWA" rel="mw:WikiLink" title="Russia">Russia</a>.