Mass delete calendar events
Is there a way to mass delete calendar events? As in remove all events from 2019-2020.
MacBook Air 13″, macOS 13.4
In calendar application , when you click on edit and select All it will select all manual events plus local holiday events , so its better to select individual event and delete Add, modify or delete events in Calendar on Mac - Apple Support
In the Calendar app 
on your Mac, do one of the following:
- Select the event, then press the Delete key.