HMS Monmouth
... that Captain Walker of HMS Monmouth told his crew to wash "the stain off your characters in the blood of your foes"?
... that <a href="./James_Walker_(Royal_Navy_officer)" id="mwCP0" rel="mw:WikiLink" title="James Walker (Royal Navy officer)">Captain Walker</a> of <b id="mwCP4"><a about="#mwt40" data-mw='{"parts":[{"template":{"target":{"wt":"HMS","href":"./Template:HMS"},"params":{"1":{"wt":"Monmouth"},"2":{"wt":"1796"},"3":{"wt":"6"}},"i":0}}]}' href="./HMS_Monmouth_(1796)" id="mwCP8" rel="mw:WikiLink" title="HMS Monmouth (1796)" typeof="mw:Transclusion">HMS<span typeof="mw:Entity"> </span><i>Monmouth</i></a></b> told his crew to wash "the stain off your characters in the blood of your foes"?