JSFiddle - React, Tailwind, and code Playground

HTML

<form id="redirect" action = "www.google.it" method="POST">
    <input id="btnSub" type="submit" value="s" name="submit" />
</form>

JavaScript

//* These lines wont work
$('#redirect').submit();
$('#redirect').trigger("submit");
document.getElementById('redirect').submit();

//* The only workaround is to click the button, like:
//$('#btnSub').click();