BY A STAFF REPORTER: Iran has blamed Israel for a drone attack on a military factory near the central iranian city of Isfahan. The attack comes amid tensions between Iran and the West over Tehran's nuclear activities and the supply of weapons, including long-range "suicide drones" for Russia's war in Ukraine. In a letter to the UN chief, Iran's ambassador to the UN, Amir Sayyed Irravany, said: "Preliminary investigation suggests that Israel is responsible for Saturday night's attack. "Iran reserves its legitimate and inherent right to defend its national security and responds strongly to any threat or injustice from the Zionist regime (Israel)." '