Clashes erupted between Armenian and Azerbaijani troops on 12 September 2022, along the Armenia–Azerbaijan border.[8][9] Both sides blamed each other for the escalation.[10][11][12] The Armenian Defense Ministry said Azerbaijan had attacked Armenian positions near the cities of Vardenis, Goris, Sotk, and Jermuk with artillery and heavy weapons and that it had occupied certain areas of its territory,[13][11][12] which were later confirmed by satellite images from NASA.[14] Azerbaijani Defence Ministry said that Armenia had staged "large-scale provocations" near the Dashkasan, Kalbajar and Lachin regions and that it had captured multiple strategic heights on the border region inside Armenia.[15][16][2][17][12]