Ygnacio del Valle
...that during the Mexican-American War, Ygnacio del Valle destroyed a gold mine on his property to prevent the Americans from gaining access to it?
...that during the <a class="mw-redirect" href="./Mexican-American_War" id="mwCpM" rel="mw:WikiLink" title="Mexican-American War">Mexican-American War</a>, <b id="mwCpQ"><a href="./Ygnacio_del_Valle" id="mwCpU" rel="mw:WikiLink" title="Ygnacio del Valle">Ygnacio del Valle</a></b> destroyed a <a href="./Gold" id="mwCpY" rel="mw:WikiLink" title="Gold">gold</a> mine on his property to prevent the Americans from gaining access to it?