<a href="https://en.wikipedia.org/wiki/Salvadoran_Civil_War" id="mwASg" rel="mw:WikiLink" title="Salvadoran Civil War">Salvadoran Civil War</a>: the <a href="https://en.wikipedia.org/wiki/Sumpul_River_massacre" id="mwASk" rel="mw:WikiLink" title="Sumpul River massacre">Sumpul River massacre</a> occurs in <a href="https://en.wikipedia.org/wiki/Chalatenango,_El_Salvador" id="mwASo" rel="mw:WikiLink" title="Chalatenango, El Salvador">Chalatenango, El Salvador</a>.