JSFiddle - React, Tailwind, and code Playground

HTML

<div>
    <p>p original - both alerts fired.</p>
</div>

JavaScript

$('p').on('click', function(){
    alert('standard event');
});

$('body').on('click', 'p', function(){
    alert('delegated event');
});

setTimeout(function(){
    $('div').append('<p>p added after 1 sec - only delegated alert fired.</p>');
}, 1000);