<a href="https://en.wikipedia.org/wiki/Robert_Catesby" id="mwQQ" rel="mw:WikiLink" title="Robert Catesby">Robert Catesby</a>, ringleader of the <a href="https://en.wikipedia.org/wiki/Gunpowder_Plot" id="mwQg" rel="mw:WikiLink" title="Gunpowder Plot">Gunpowder Plotters</a>, is killed.