Battle of Yevenes
... that during the Battle of Yevenes, Polish lancers of the Legion of the Vistula lost all their banners, which caused the dissolution of the regiment?
... that during the <b id="mwFg"><a class="mw-redirect" href="./Battle_of_Yevenes" id="mwFw" rel="mw:WikiLink" title="Battle of Yevenes">Battle of Yevenes</a></b>, Polish lancers of the <a href="./Legion_of_the_Vistula" id="mwGA" rel="mw:WikiLink" title="Legion of the Vistula">Legion of the Vistula</a> <i id="mwGQ">(pictured)</i> lost all their banners, which caused the dissolution of the regiment?