Causes, Dimensions and Consequences of the Four-day War of Nagorno-Karabakh

The conflict between Republic of Azerbaijan and Armenia over Nagorno-Karabakh region in the early years of the Soviet collapse became a Pervasive war, still maintain Unresolved. And existing trends show the continuation of the conflict in the short and even medium-term. Nagorno-Karabakh conflict in addition to the challenge between Armenia and Republic of Azerbaijan also posed as one of the most important issues in the Caucasus region, therefore, largely has depended foreign policies of the countries in the region to itself. Meanwhile, a new round of armed conflict in Nagorno-Karabakh that began on Saturday 2 April 2016, once again call attentions to the crisis and the reasons for its unresolved. Accordingly, This paper in addition to historical investigation of Nagorno-Karabakh crisis, aspects and consequences of four-day war, investigates the conflict vision and Focuses on the key question of why the conflict is not resolved.