In the <a href="https://en.wikipedia.org/wiki/Battle_of_Yungay" id="mwaw" rel="mw:WikiLink" title="Battle of Yungay">Battle of Yungay</a>, <a href="https://en.wikipedia.org/wiki/Chile" id="mwbA" rel="mw:WikiLink" title="Chile">Chile</a> defeats an alliance between <a href="https://en.wikipedia.org/wiki/Peru" id="mwbQ" rel="mw:WikiLink" title="Peru">Peru</a> and <a href="https://en.wikipedia.org/wiki/Bolivia" id="mwbg" rel="mw:WikiLink" title="Bolivia">Bolivia</a>.