When will Iran surrender

Iran continues to be defiant and say they will fight until they end. The only way to truly achieve surrender from an enemy is to be relentless. Historically when one side takes out the things that make a people comfortable, they have no choice but to surrender in order to ensure overall survival. To achieve an enemy's surrender, as Iran remains defiant and vows to continue fighting, a relentless approach is necessary. History shows that when an enemy's comfort and means of subsistence are targeted and eliminated, they are ultimately forced to surrender to ensure their collective survival.