United States President Donald Trump’s instincts are correct. He wants to end the current engagement as soon as possible. He is using both a carrot and a stick to achieve that result. The carrot he offers is to spare Iran’s electricity grid and energy industry from further destruction. The stick, of course, is more bombing and possibly a ground invasion.He should lean more in the direction of the carrot.Destroying Iran’s energy infrastructure would result in an environmental disaster and make it an economic basket case for years to come. It would create a legion of refugees who would eventually make their way to Europe and possibly the US.These refugees, unlike those who left Iran after the Iranian revolution of 1979, would not be blaming the ayatollahs for taking away their freedoms. They would hate America for what it did to them and their homeland. They would be a destabilising force on the world stage. I guarantee this would come back to bite us here in the US.Obviously, coming up with an immediate negotiated peace would be preferable, but even if there were no agreement, it would be good for the US to simply leave. If we called a unilateral ceasefire and simply left the region, the …