Microsoft Office 365 Delete event
Remove the specified event from the user's calendar. If the event is a meeting, deleting it on the organizer's calendar sends a cancellation message to attendees. Requires Calendars.ReadWrite permission.
Remove the specified event from the user's calendar. If the event is a meeting, deleting it on the organizer's calendar sends a cancellation message to attendees. Requires Calendars.ReadWrite permission.