JSFiddle - React, Tailwind, and code Playground

HTML

<link href="//maxcdn.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap.min.css" rel="stylesheet">
<script src="//maxcdn.bootstrapcdn.com/bootstrap/3.2.0/js/bootstrap.min.js"></script>
<nav class="navbar navbar-default" role="navigation">
    <div class="container-fluid">
        
        <div class="collapse navbar-collapse" id="bs-example-navbar-collapse-1">
            <ul class="nav navbar-nav navbar-right">
                <li><a href="#">Link</a>
                </li>
                <li class="dropdown"> <a href="#" class="dropdown-toggle" data-toggle="dropdown">Dropdown <span class="caret"></span></a>

                    <ul class="dropdown-menu" style="padding:10px;width:300px;" role="menu">
                        <li>
                            <div class="dropdown">
                                <button class="btn btn-default dropdown-toggle" type="button" id="dropdownMenu2" data-toggle="dropdown">Dropdown1 <span class="caret"></span>
                                </button>
                                <ul class="dropdown-menu" role="menu" aria-labelledby="dropdownMenu2">
                                    <li role="presentation"><a role="menuitem" tabindex="-1" href="#">Action</a>
                                    </li>
                                    <li role="presentation"><a role="menuitem" tabindex="-1" href="#">Another action</a>
                                    </li>
                                   
                                </ul>
                            </div>
                            
                            
                             <div class="dropdown">
                                <button class="btn btn-default dropdown-toggle" type="button" id="dropdownMenu2" data-toggle="dropdown">Dropdown1 <span class="caret"></span>
                                </button>
                                <ul class="dropdown-menu" role="menu" aria-labelledby="dropdownMenu2">
                                   ...

JavaScript

$(function () {
            $(document).on('click', '.dropdown-menu', function (e) {
                e.stopPropagation()
            });
        });