JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://ajax.aspnetcdn.com/ajax/jquery.validate/1.11.1/jquery.validate.min.js"></script>
<form class="form-horizontal delValidate" action="#" method="post">
    <input type="hidden" name="formIdentifier" value="addDel" />
    <div class="form-group">
        <div class="col-sm-3">
            <input type="text" name="delivery_Method" class="form-control" placeholder="Enter new method" />
        </div>
        <div class="col-sm-2 col-sm-offset-2">
            <button type="submit" class="btn btn-default btn-block">Add</button>
        </div>
    </div>
</form>

JavaScript

$(document).ready(function () {

    $('.delValidate').each(function () {
        $(this).validate({
            rules: {
                delivery_Method: {
                    required: true
                }
            },
            message: {
                delivery_Method: {
                    required: true
                }
            }
        });
    });

});