Tags give the ability to mark specific points in history as being important
Debian release 1.20.1-1~bpo9+1
Debian release 1.18.2-1~bpo9+1
Debian release 1.8.0-2+deb8u2
Debian release 1.8.0-2+deb8u1
Debian release (to experimental) 1.10.0-1~exp1
Debian release 1.8.0-2~bpo70+1