Last Friday when a defiant Benjamin Netanyahu addressed the United Nations, he warned Iran and the Middle East that there would be further attacks if provoked. “There is no place in Iran that the long arm of Israel cannot reach and that includes all of the Middle East.” That was the chilling warning. Hours later, the leader of Hezbollah, Hassan Nasrallah, was dead. Nasrallah led the Lebanese Islamist militant organisation for 32 years, wreaking havoc in Lebanon and wielding more power than the government.I spent an entire Sunday watching documentaries trying to understand this regional…