my calendar stopped syncing correctly between iCloud and the calendar app on my Mac

Hello. davebeck1945!

Thanks for using the Apple Support Communities! We understand that you're having an issue with your iCloud Calendar not syncing to your Mac as expected. We suggest taking a look at article, If your iCloud Contacts, Calendars, or Reminders won’t sync and trying out the suggestions provided there.

Once completed, let us know the results. If you're still having issues, we'll be happy to continue researching the best solution.

Best regards.

Thanks for the update!

We;re glad the issue hasd been resoloved. Please feel free to reach out again if you have any further issues and take care!