This is a scaffolding project with a basic React and Redux boilerplate intended to be downloaded, modified, and added to your modules/custom folder

Login to your drupal site
Navigate to Manage > Extend
Enable the following modules:

Navigate to Manage > Structure > Views
Create a new view as a REST Export and provide an endpoint for your React app to access:

In this example we’re creating an event list, however you can use any data from Drupal you’d like.
I like to prefix all my endpoints with “api” to avoid any conflicting path names