Constantine III
... that the head of Constantine III was presented to his co-emperor Honorius on the end of a pole?
... that the head of <b id="mwBBI"><a class="mw-redirect" href="./Constantine_III_(Western_Roman_Emperor)" id="mwBBM" rel="mw:WikiLink" title="Constantine III (Western Roman Emperor)">Constantine III</a></b> was presented to his co-emperor <a href="./Honorius_(emperor)" id="mwBBQ" rel="mw:WikiLink" title="Honorius (emperor)">Honorius</a> on the end of a pole?