<a href="https://en.wikipedia.org/wiki/Korean_War" id="mw4g" rel="mw:WikiLink" title="Korean War">Korean War</a>: After four days, the <a href="https://en.wikipedia.org/wiki/No_Gun_Ri_massacre" id="mw4w" rel="mw:WikiLink" title="No Gun Ri massacre">No Gun Ri Massacre</a> ends when the US Army <a href="https://en.wikipedia.org/wiki/7th_Cavalry_Regiment" id="mw5A" rel="mw:WikiLink" title="7th Cavalry Regiment">7th Cavalry Regiment</a> is withdrawn.