The Houla massacre Killing ( ) was an attack Attack that took place Process_start on May 25 , 2012 , in the midst of the Syrian Civil War Hostile_encounter , in the town of Taldou , in the Houla Region of Syria , a string of towns northwest of Homs .

While a small proportion of the deaths Death appeared to have resulted Causation from artillery and tank rounds used Using against Taldou , the U.N. later announced Expressing_publicly that most of the massacre Killing 's victims had been `` summarily executed Killing in two separate incidents Catastrophe '' .