Here are the 5 things you need to know about the deadly fighting in Nagorno Karabakh
Between Armenia and Azerbaijan lies a contested territory controlled by an unrecognized state called the Nagorno-Karabakh Republic (NKR). In the early hours of April 2, violence exploded in this Armenian-supported statelet in the southern Caucasus. This festering conflict in former Soviet territory suddenly turned hot.
Read article by Gerard Toal and John O'Loughlin