Bundle external JavaScript(from a cdn) into a React component

Question

What options are there to bundle an external javascript sdk into a React Component?

I have tried including the javascript in the index.html and referring to it through

Answer 1

try something like this:

componentDidMount () {
   const script = document.createElement("script");    

   script.src = "https://cdnjs.cloudflare.com/somelibrary1.min.js";
   script.async = true;

   document.body.appendChild(script2);
 }