This article will show you how to use Bulk Actions for Calendar Events.
Who can use this feature?
System Administrator | Owner | Publisher
Instructions
Navigate to Modules and on the Content tab, click Calendar:

From the list, select the Calendar that contains the events you want to modify:

Note:
For more information about viewing and filtering calendars, see View Options for Calendars.
Check the boxes for the Events you want to apply a bulk action to:

Note:
To select all events, check the box next to the calendar title:

Click the Bulk Actions button:

Select a Bulk Action option:

Publish: Publish draft events
Unpublish: Unpublish events to draft status
Delete: To delete an event, you must first unpublish it
Decline: Decline events submitted for approval
Archive: Move events to the archive