Claustra Alpium Iuliarum
... that the Claustra Alpium Iuliarum represented a fortification system within the late Roman Empire to help secure internal stability?
... that the <b id="mwHhs"><a href="./Claustra_Alpium_Iuliarum" id="mwHhw" rel="mw:WikiLink" title="Claustra Alpium Iuliarum">Claustra Alpium Iuliarum</a></b> represented a <a href="./Fortification" id="mwHh0" rel="mw:WikiLink" title="Fortification">fortification</a> system within the late <a href="./Roman_Empire" id="mwHh4" rel="mw:WikiLink" title="Roman Empire">Roman Empire</a> to help secure internal stability?