iCloud push subscribed calendars: Delete subscription

iCloud icon 120x120Subscribed calendars are pushed from Mac to iPhone and iPad via iCloud. If you’ve subscribed to a calendar using the Calendar app in macOS 10.13 High Sierra, macOS 10.12 Sierra, Mac OS X 10.11 El Capitan, Mac OS X 10.10 Yosemite, Mac OS X 10.9 Mavericks or Mac OS X 10.8 Mountain Lion, or the iCal app in Mac OS X 10.7 Lion, you can use iCloud to push your subscribed calendars to all of your Macs and iOS devices (iPhone, iPad, iPod touch).