The head of the pro-Iranian Hezbollah movement Hassan Nasrallah vowed Tuesday to mount an “effective” retaliation against Israel. “Our response is coming and it will be strong and effective,” Nasrallah told thousands of his followers via video. The remarks came one week after the assassination of high-ranking Hezbollah military commander Fuad Shukr in Beirut. Nasrallah said regardless of the consequences, his movement cannot let the assassination go unpunished. He also referenced the killing of Hamas leader Ismail Haniyeh in the Iranian capital Tehran last week. He added that Hezbollah will “r…