Explainer: What is happening between Armenia and Azerbaijan over Nagorno-Karabakh

Azerbaijan has launched “anti-terrorist activities” in the Nagorno-Karabakh region, aiming to drive out Armenian troops and restore constitutional order. Nagorno-Karabakh is a mountainous region in Azerbaijan with predominantly ethnic Armenian inhabitants. The conflict between Armenia and Azerbaijan dates back to the Soviet era, with the First Karabakh War erupting in 1988-1994 and the Second Karabakh War occurring in 2020