Dyserth Castle
... that Dyserth Castle was the last of the British fortified defence castles on the Clwydian hills in the Middle Ages?
... that <b id="mwBog"><a class="new" data-mw-i18n='{"title":{"lang":"x-page","key":"red-link-title","params":["Dyserth Castle"]}}' href="./Dyserth_Castle?action=edit&amp;redlink=1" id="mwBok" rel="mw:WikiLink" title="Dyserth Castle" typeof="mw:LocalizedAttrs">Dyserth Castle</a></b> was the last of the British fortified defence castles on the <a href="./Clwydian_Range" id="mwBoo" rel="mw:WikiLink" title="Clwydian Range">Clwydian hills</a> in the Middle Ages?