JSFiddle - React, Tailwind, and code Playground
HTML
<div class='something unknown' id='something unknown'>
<button class="myClass" onClick='removeParent(self)'>Remove me and my parent div</div>
</div>
<div class='something unknown' id='something unknown'>
<button class="myClass" onClick='removeParent(self)'>Remove me and my parent div</div>
</div>
JavaScript
$(".myClass").click(function(){
$(this).parent().remove();
});