The premiere of <a href="https://en.wikipedia.org/wiki/William_Henry_Fry" id="mwdA" rel="mw:WikiLink" title="William Henry Fry">Fry</a>'s <i id="mwdQ">Leonora</i> in <a href="https://en.wikipedia.org/wiki/Philadelphia" id="mwdg" rel="mw:WikiLink" title="Philadelphia">Philadelphia</a> is the first known performance of an <a href="https://en.wikipedia.org/wiki/Grand_opera" id="mwdw" rel="mw:WikiLink" title="Grand opera">grand opera</a> by an American composer.<sup about="#mwt29" class="mw-ref reference" data-mw='{"name":"ref","attrs":{"name":"Ewen1982"},"body":{"id":"mw-reference-text-cite_note-Ewen1982-4"}}' id="cite_ref-Ewen1982_4-0" rel="dc:references" typeof="mw:Extension/ref"><a href="./March_18#cite_note-Ewen1982-4" id="mweA" style="counter-reset: mw-Ref 4;"><span class="mw-reflink-text" id="mweQ">[4]</span></a></sup>