To resolve the issue of Fox Nation not loading on Direct Streaming and displaying a "retry" message, follow these systematic troubleshooting steps:

1. Check Your Subscription
Ensure that you have an active subscription to both Direct Streaming and Fox Nation. Remember, Fox Nation is considered an add-on channel on Directv Stream. You need a separate subscription for it - learn more.

2. Restart Your Device
Begin by restarting the device you're using to stream. This can often resolve temporary software glitches.

3. Verify Internet Connection
Check your internet connection for stability. Make sure your device is connected to Wi-Fi and that the connection is fast enough to support streaming.

4. Log Out and Log Back In
Log out of the Directv Stream application and then log back in. This can help refresh your session and resolve loading issues - learn more.

5. Clear Cache and Cookies
If you are accessing the service via a web browser, clear the cache and cookies of your browser. This can help eliminate any corrupted data that might be causing the loading issue - learn more.

6. Use a Different Browser or Device
If the problem persists, try accessing Fox Nation using a different web browser or device. Compatibility issues may affect loading - learn more.

7. Update the App
If you're using the Directv Stream app, check for updates in your app store. If an update is available, install it and restart the app - learn more.

8. Check for Service Outages
Visit a site like Downdetector to see if there are any reported service issues with Fox Nation or Directv Stream. There could be outages affecting your ability to stream - learn more.

9. Contact Customer Support
If all else fails, reach out to Directv customer support for assistance. They may have additional troubleshooting steps or be aware of broader issues affecting streaming services.

By following these steps, you should be able to diagnose and resolve the loading issue with Fox Nation on Direct Streaming.