Sabayon Linux was created on 2005-11-28.
The newest one. As of February 2009, that would be Sabayon 4.0.
Sabayon is a Gentoo-based Linux distribution. Rather than having the user compile from source, most packages are provided in binary format. Notably, it also includes proprietary video drivers out-of-box, which is something many distributions usually refuse to do.
Linux For You was created in 2003.
Linux India was created in 1997.
Linux Journal was created in 1994.
Linux-HA was created in 1999.
Linux Kongress was created in 1994.
Linux Gazette was created in 1995.
Linux Foundation was created in 2007.
Linux Format was created in 2000.
Linux kernel was created in 1991.
Linux-Magazin was created in 1994.