Russian Defense Minister Sergei Shoigu on Tuesday discussed the situation in the Azerbaijani breakaway territory of Nagorno-Karabakh with the chief of Iran's general staff while on a visit to Tehran, Russia's Interfax news agency reported.
Azerbaijan launched a military operation in the territory on Tuesday, saying it needed to restore constitutional order and disarm military units in Nagorno-Karabakh, which is largely controlled by ethnic Armenians with Yerevan's support.