JSFiddle - React, Tailwind, and code Playground

HTML

<div class="pane alt" id="a">
<h3>Nick says:</h3>
<p>Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Morbi malesuada
<p><a href="#" class="btn-delete">Delete</a>  <a href="#" class="btn-unapprove">Unapprove</a>  <a href="#" class="btn-approve" style="display:none">Approve</a>

JavaScript

$('.btn-unapprove').click(function(){    
    alert($(this).closest('div.pane.alt').attr('id'));
});