<a href="https://en.wikipedia.org/wiki/Pope_Pius_XII" id="mw5w" rel="mw:WikiLink" title="Pope Pius XII">Pope Pius XII</a> elevates the <a href="https://en.wikipedia.org/wiki/Apostolic_Vicariate_of_the_Hawaiian_Islands" id="mw6A" rel="mw:WikiLink" title="Apostolic Vicariate of the Hawaiian Islands">Apostolic Vicariate of the Hawaiian Islands</a> to the dignity of a <a href="https://en.wikipedia.org/wiki/Diocese" id="mw6Q" rel="mw:WikiLink" title="Diocese">diocese</a>. It becomes the <a href="https://en.wikipedia.org/wiki/Roman_Catholic_Diocese_of_Honolulu" id="mw6g" rel="mw:WikiLink" title="Roman Catholic Diocese of Honolulu">Roman Catholic Diocese of Honolulu</a>.