On the backdrop of fighting between Armenian and Azerbaijani forces in the Nagorno-Karabakh region, the Turk Hack Team - a Turkish hacker group - conducted cyber-attacks against Armenian servers in support of Azerbaijan. These hacks are being countered by the Monte Melkonian Cyber Army, who in turn shut down Azerbaijani government servers on April 3.
Source: Hackread.com, April 3, 2016.