<p>The Earl of Egremont had a substantial property interest in Ennis, but the corporation was controlled by the Marquess of Conyngham and <a href="/landingpage/2880" title="Sir Edward O’Brien" class="involume">Sir Edward O’ Brien</a>, who each returned a Member for Ennis to the Irish parliament. This arrangement was undermined by the disfranchisement of one of the seats at the Union.